Answer:
The ribosome is universally responsible for synthesizing proteins by translating the genetic code transcribed in mRNA into an amino acid sequence. Ribosomes use cellular accessory proteins, soluble transfer RNAs, and metabolic energy to accomplish the initiation, elongation, and termination of peptide synthesis.
Answer: Proteins
Explanation:
Ribosomes are universally responsible for synthesizing proteins.
when phospholipids are placed in water they spontaneously from a bilayer with which of the followingA. phospholipid bilayerB. it allows the nonpolar tails to avoid contact with waterC. the polar heads on the surface and the non polar tails in the interiorD. - receptor mediated endocytosis
phagocytosis
-endocytosis
-pinocytosis
Option A is Correct. Phospholipids form a bilayer with other phospholipids when they are introduced in water. The head regions travel away from the bilayer's edge and make contact with the nearby water molecules.
Phospholipids naturally form bilayers in aqueous solutions because their fatty acid tails are not very soluble in water. As a result, the hydrophobic tails are hidden inside the membrane's core while the polar head groups are exposed on both sides and in touch with the water.
Phospholipids form a structure known as a bilayer when they are submerged in water. The interior of the bilayer, farthest from the water, is where the water-averse tail regions congregate.
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Correct Question:
When phospholipids are placed in water they spontaneously from a bilayer with which of the following
A. phospholipid bilayer
B. it allows the nonpolar tails to avoid contact with water
C. the polar heads on the surface and the non polar tails in the interior
D. receptor mediated endocytosis.
List the conclusions that Griffith and Avery drew from their experiments.Griffith: Genetic info. could be transferred from one bacterial strain to another.Avery: Nucleic acid DNA stores and transmits genetic info. from one generation to the next.
Griffith reasoned that transforming factor must have been a gene since the bacteria's progeny carried the power to cause disease. Later, it was discovered that DNA was the "gene" in charge of the metamorphosis.
What is the purpose of DNA?Information is stored in DNA. It contains data necessary to produce proteins, which are other big molecules. The 46 lengthy structures known as chromosomes that make up each of the cells house these instructions. Many thousands of smaller DNA pieces, known as genes, make up these chromosomes.
Who or what named it DNA?Deoxyribonucleic acid is the term used to describe DNA because of its structure. With bases like adenine, cytosine, guanine, & thymine making up the phosphate backbone of the nucleic acid, pentose sugar is present in the deoxyribose part. Deoxyribose does not have a -OH group in position 2 of the sugar ring.
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A locus encodes different genes in different individuals of the same species. True False.
False: A locus encodes different genes in different individuals of the same species. It rather is a location where genes are situated on the chromosomes.
A locus is a fixed or specific location on a chromosome where a particular gene can be found. There are numerous genes on each chromosome, and each gene is located at a separate location or locus, in humans. Thus, locus does not code for different genes in individuals, rather it is the location where genes are located.
Genes can have numerous alleles, and an allele is also referred to as existing at a specific locus. Homozygous refers to diploid and polyploid cells that have the same allele at a certain locus, whereas heterozygous refers to cells that have different alleles at same locus. When two genes occupy the same locus in two different chromosomes, they are called as linked genes.
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what always reproducing in a host cell
Viruses always reproduce in a host cell. They are obligate intracellular Parasites, which means that they require a host cell to replicate and Produce new virus particles.
The virus attaches to the surface of the host cell and injects its genetic Material into the cell. Once inside, the virus hijacks the host cell's Machinery to produce new virus particles. The genetic material of the Virus Directs the host cell to produce viral proteins and assemble new Virus Particles.
The newly formed virus particles then leave the host cell, either by Causing The host cell to burst open (lysis) or by budding out of the cell Membrane. The new virus particles can then go on to infect new cells And continue the Cycle of replication.
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What are three assumptions of science as a way of knowing about the world? O A. Natural causality, observable regularity, explanations are falsifiable O B. Natural causality, reliability, confidence OC. Infallibility, supernatural causality, falsifiability OD. Supernatural causality, observable regularity, data analysis
The three assumptions of science as a way to know about the world are Natural causality, observable regularity, explanations are falsifiable. So, option A is correct.
The three underlying tenets of science as a method of learning about the world are:
1) Natural causality: According to science, all occurrences in the natural world have natural causes and may be explained by following natural laws.
2) Visible regularity: The scientific method is predicated on the idea that natural occurrences are predictable and regular, and that patterns can be seen and measured.
3) Explanations: It can be disproven: According to science, hypotheses about how natural phenomena operate must be verifiable by empirical data.
As a result, choice A is the right one. Falsifiable explanations, natural causality, and observable regularity. The other choices are erroneous because they either propose supernatural causality or assert infallibility, which are not premises of science.
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what is part of the brain associated with neural processing that occurs when people locate objects in space
Neural pathway of the brain is associated with neural processing that occurs when people locate objects in space.
Neural processing that takes place when people find items in space is linked to a neural route that runs from the occipital to the parietal lobe. approximately matches the activity pathway.
A neural pathway connects one part of the nervous system to another using bundles of axons called tracts. Because it links the eye and the brain, the optic tract that protrudes from the optic nerve is an illustration of a neural pathway. Other pathways inside the brain connect to the visual cortex.
And with over 25 quadrillion potential routes any single thought could take, it's no surprise that every neural pathway you have is as unique as your fingerprint.
Neural pathways come in a variety of shapes and sizes, from the simplest to the most complicated. Monosynaptic reflexes, the corpus callosum, the reward and pain pathways, the visual route, the dorsal column medial lemniscus pathway, the pyramidal tracts, the cerebral peduncles, etc. are some significant neural pathways.
Steps:
Stimuli.Sensory receptor.Sensory neuron.Interneuron of spinal cord.Sensory impulse carried to the brain.Interpreted by the brain stem.Signs sent to the cerebral cortex.Integration at the cerebral cortex.To know more about brain, click here:
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Which of the following types of RNA molecule delivers amino acids to the ribosomes?
a. messenger RNA
b. transfer RNA
c. ribosomal RNA
The appropriate amino acids are then transported into the ribosome by transfer RNA (tRNA) for inclusion in the new protein.
What roles do tRNA, rRNA, and mRNA play?The three types of RNA each have distinct structures and distinct functions. tRNA transports the amino acids to the ribosomes, which must be added to the polypeptide chain, and rRNA forms ribosomes alongside proteins during protein synthesis.
Is mRNA transferred to the ribosome?The translational reading frame must be precisely maintained while the mRNA and tRNAs are moving quickly through the ribosome during protein synthesis. Large- and small-scale conformational rearrangements in the ribosome, primarily in its ribosomal RNA, are coupled to this intricate dynamic process.
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label the figure with some of the key metabolic processes involved in carbon flow in the biosphere. A) Mineral oxidation B Oxidative respiration Аому ATP c) Light absorption TOA D Glycolysis Carbon fixation
Here, glucose is metabolised by glycolysis in the cell cytoplasm, followed by the Krebs cycle and oxidative respiration, which releases ATP. Light absorption is a mechanism by which plants produce food.
What are cellular functions?The majority of processes are carried out by the cell, including glycolysis, where glucose is broken down and intermediates and ATP are produced. These intermediates then move on to the citric acid cycle and finally to the electron transport chain. The picture is included below.
So, the Krebs cycle happens first, then glycolysis takes place in the cell cytoplasm where glucose is broken down, and finally oxidative respiration where ATP is generated.
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The question is incomplete, complete question is below
Label the figure with some of the key metabolic processes involved in carbon flow in the biosphere. A) Mineral oxidation B) Oxidative respiration ATP C) Light absorption D) Glycolysis E) Carbon fixation
Consider the following reaction. What type of bond is holding the two atoms together? K+Br-> K*+ Br -> KBr
The two atoms are joined by an ionic sort of connection. One chemical element differs from the others due to its atoms, which are tiny pieces of substance. The main structural component of an atom is its nucleus.
What substances comprise atoms?The primary particle types that make up an atom are quarks and electrons. The nucleus of an atom is surrounded by a region of electrons. Every electron has a negative electrical charge attached to it. Quarks are the building blocks of the protons and neutrons that make up the atom's nucleus.
Why are atoms named?Yet when it comes to the atom's name, we have to go back to ancient Greece around the year 400 B.C. Democritus, a great philosopher, suggested the use of the Greek word atomos, which means "uncuttable."
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a biological molecule composed of nucleotide monomers; examples include dna and rna.True/False
True. Biological molecules composed of nucleotide monomers include DNA and RNA.
Nucleotides are the building blocks of these nucleic acids, with each nucleotide consisting of a nitrogenous base, a sugar molecule, and a phosphate group. DNA and RNA differ in the types of nitrogenous bases and sugars they contain, as well as their structures and functions. DNA carries genetic information and is found in the nucleus of cells, while RNA is involved in protein synthesis and is found in the cytoplasm of cells.
The sequence of nucleotides in DNA and RNA molecules determines their functions, and changes in this sequence can lead to genetic mutations and diseases. Understanding the structure and function of nucleic acids is essential in the study of genetics and molecular biology.
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you are analyzing a sample of a nucleic acid and determine that the sample contains the nitrogenous base adenine. are you able to determine if the sample is dna or rna? briefly explain your answer.
Answer:
NO
Explanation: DNA and RNA consists of 4 nitrogenous bases. In DNA and RNA adenine, guanine and cytosine are standard nitrogenous bases. The only difference is, in RNA uracil is present in place of thymine. so based on nitrogenous bases, we can differentiate between DNA and RNA based on thymine or uracil.
If uracil is present nucleic acid must be RNA and if thymine is present nucleic acid will be DNA.
list the different functions of the skeletal systema
Answer:
- support body
- allow movement
- protect delicate internal organs
- give body shape and structure
A centrifuged sample of blood shows the following volume fractions: 53% plasma, 1% buffy coat, and 46% erythrocytes. What percent of the blood is composed of leukocytes and platelets? a) 46% b) 53% c) 1% d) 47%
The centrifuged sample of blood described contains B.53% plasma, 1% buffy coat, and 46% erythrocytes.
The buffy coat is composed of leukocytes (white blood cells) and platelets. To calculate the percentage of blood composed of leukocytes and platelets, we need to subtract the percentage of plasma and erythrocytes from 100%:
100% - 53% - 46% = 1%
Therefore, the percentage of blood composed of leukocytes and platelets is 1%. This is the same as the percentage of the buffy coat, since the buffy coat is composed entirely of leukocytes and platelets.
It is worth noting that the volume fractions of blood components can vary depending on various factors, such as age, gender, and health status, among others. In general, however, leukocytes and platelets make up a relatively small fraction of total blood volume, while plasma and erythrocytes are the main components.
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which of the following are functions of the pancreas? multiple select question. produces bile salts which neutralize stomach acid aids in absorption of digested particles produces enzymes to break down all types of food produces sodium bicarbonate to neutralize the stomach acid
sodium bicarbonate Not Trypsin and amylase because those are digestive enzymes and bile salts are produced by liver.
When should I take sodium bicarbonate?For sodium bicarbonate effervescent powder: To relieve heartburn or sour stomach: Adults and teenagers—3.9 to 10 grams (1 to 2½ teaspoonfuls) in a glass of cold water after meals. However, the dose is usually not more than 19.5 grams (5 teaspoonfuls) a day.
What is the benefit of bicarbonate?Sodium Bicarbonate (baking soda) is a molecule that acts as a buffering agent against acidity in the human body, and appears to enhance physical performance in elite and novice athletes. It also may have health benefits and intestinal side effects. Sodium Bicarbonate is most often used for Muscle Gain & Exercise.
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About how long large is the great pacific garbage patch?
Answer: The estimated size of the garbage patch is 1,600,000 square kilometers (620,000 sq mi) (about twice the size of Texas or three times the size of France).
Explanation: I hope this helps!
Answer:
Read below:
Explanation:
The Great Pacific Garbage Patch (GPGP) is a floating mass of plastic debris located in the North Pacific Ocean, and its size is difficult to estimate precisely as it is constantly changing due to ocean currents and weather conditions.
However, recent research suggests that the GPGP spans an area of approximately 1.6 million square kilometers (about 618,000 square miles), which is roughly three times the size of France or the state of Texas.
It is important to note that the GPGP is not a solid mass of garbage, but rather a diffuse concentration of plastic debris that is dispersed throughout the ocean.
1.If you could add channels to the membrane that make it permeable to peptides and water, what do you think would happen to the peptide and water molecules in the cell? 2. If, after adding those channels, you were to wait long enough for the system to equilibrate (i.e., reach a stable state in which the number and type of molecule in each compartment no longer changes much over time), about how many peptide molecules would you expect to find on the left side of the cell and how many on the right? How about the water molecules? currently there are 40 on the left and 80 peptide molecules on the right
1. They would start diffusing to the opposite side of the cell. Until they established an equilibrium, the peptides would move to the right and the water molecules to the left.
2. Given that there are 40 total peptide molecules, there would be around 20 on each side of the body, so for the system to be equal on both sides, there must be an equal number on each side.
Similar to how there must be equal amounts of water on both sides, there will be 40 on both the left and the right because there are 80 in total.
What are the two ways that water crosses a cell membrane?Diffusion and osmosis are the two mechanisms that move water across cell membranes.
The overall solute concentrations and the permeabilities of the solutes in relation to water determine a biological fluid's effective osmolality.
What causes water to pass through a barrier that is selectively permeable?When water moves through a semipermeable membrane in an osmotic process, it does so in accordance with the gradient of water concentration across the membrane, which is inversely proportional to the concentration of solutes.
What facilitates faster water flow through the membrane?Many cells also have water channel proteins called aquaporins in their plasma membranes, which allow water molecules to pass through the membrane much more quickly than they can diffuse through the phospholipid bilayer.
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what is the most common anatomical order when performing a physical exam on any type of animal?
Head to tall. Animals are subjected to physical examinations using general inspection, palpation, percussion, and auscultation techniques in order to find clinical symptoms of abnormalities.
Taking vital signs, performing a basic clinical examination, and having an animal's system examined are all examples of clinical examination. The phrase "inspection" in medicine refers to examining a person or a physical part. It's the initial stage of a physical examination. The general clinical examination carefully examines each animal's body condition, conformation/shape, posture, locomotion, anomalous behaviour, body temperature, pulse, and respiration. When determining a pet's internal core body temperature, the rectal temperature is regarded as the "gold standard.
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The ----- end of the humerus is at the shoulder
The proximal end of the humerus is located at the shoulder .
Shoulder joint, where it forms the shoulder joint with the scapula (shoulder blade) and the clavicle (collarbone). The shoulder joint is the most mobile joint in the human body, allowing for a wide range of motion, including abduction, adduction, flexion, extension, internal and external rotation.A lengthy bone in the arm that extends from the shoulder to the elbow is called the humerus. It has three portions and joins the scapula to the radius and ulna, the two lower arm bones. The humeral upper extremity has two short processes, a thin neck, and a rounded head . The body's lower half is more prismatic and cylindrical in the upper half. Three fossae, two processes, and two epicondyles make up the lower extremity. Because to its propensity to fracture, the constrictio below the greater and lesser tubercles of the humerus is also known as its surgical neck and is frequently the focus of surgeons.
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Bangkok , Thailand, and Lima, Peru, are located at opposite positions of Earths surface. When a pencil is dropped in both cities, observers would describe the motion of either pencil with a word that means "down. "
In both locations, when a pencil is dropped, onlookers would characterize the motion of either pencil as "down." They are approaching one another.
What is Earth surface?The Earth's surface is still a continuous barrier at the meeting point of the lithosphere and atmosphere, where tectonic and climatic processes interact to shape the world's topography. Rock at the surface is converted to sediment, which is subsequently moved and deposited, mostly from the continents to the oceans.There are four main parts that make up the earth's structure: the crust, the mantle, the outer core, and the inner core. The crust of the Earth is made up of igneous, metamorphic, and sedimentary rocks, which range from mud and clay to diamonds and coal. Igneous rocks, which are created by the cooling of magma, are the most common kind of rocks in the crust. Igneous rocks like granite and basalt are abundant in the crust of the Earth.The complete question is:
Bangkok, Thailand, and Lima, Peru, are located at opposite positions of Earth's surface. When a rock is dropped in both cities, observers would describe the motion of either rock with a word that means "down."
A) They are moving toward each other.
B) They are moving down, which is the same direction in both cities.
C) They are moving away from each other.
B) One rock is moving due east and the other is moving due west.
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All of the following are factors that will affect migration in gel electrophoresis, EXCEPT? A). Gel concentration (size of gelpores)B). Size of particleC). Voltage used D). Amount of light present
Option A is Correct. The following elements, with the exception of gel concentration, will all have an impact on migration in gel electrophoresis (size of gelpores).
Size of the DNA, conformation of the DNA, and ionic strength of the running buffer are the three elements that influence the rate of migration through a gel. Due to the fact that electrophoretic mobility is based on velocity and intensity rather than alignment, stereochemistry of the molecule won't have any impact on it.
The speed at which molecules move through the gel and the distance they migrate over are both influenced by the size and net charge of the molecule. A molecule moves through the gel more quickly when it is small and strongly charged. The migration rate is slowed down by large bulk and weak charge.
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a human hand is jointed, which makes it easy to _____.
The human hand is joined, making it easy to grab objects. The hollow chambers of the heart allow it to pump blood. The body's bones are stiff, allowing them to support body weight.
A hand is a multi-fingered prehensile appendage found at the end of the forearm or forelimb of primates such as humans, chimps, monkeys, and lemurs.
A few other species, such as the koala (which has two opposable thumbs on each "hand" and fingerprints that are highly similar to human fingerprints), are frequently described as having "hands" on their front limbs instead of paws. The raccoon is commonly described as having "hands," despite the absence of opposable thumbs.
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protein synthesis in eukaryotes is similar to the process in prokaryotes in that both eukaryotes and prokaryoteshave intronshave exons.use methionine as the "start" amino acid. require snRNPS use codons to determine polypeptide sequences.
This statement is partly correct and partly incorrect.
The correct statements are:
Both eukaryotes and prokaryotes use methionine as the "start" amino acid in protein synthesis.
Both eukaryotes and prokaryotes use codons to determine polypeptide sequences.
The incorrect statements are:
Eukaryotes have introns, while prokaryotes do not have introns. This is because eukaryotic genes are interrupted by non-coding regions called introns, which are removed from the pre-mRNA during RNA processing, while prokaryotic genes do not have introns.
Eukaryotes require snRNPs (small nuclear ribonucleoproteins) for RNA splicing, while prokaryotes do not. SnRNPs are necessary for the removal of introns in eukaryotic pre-mRNA, but since prokaryotic mRNA does not have introns, snRNPs are not required for RNA processing in prokaryotes.
Therefore, the overall statement is partially correct and partially incorrect.
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Within the electromagnetic spectrum, visible light provides the energy for photosynthesis and has a a) long wavelength and low amount of energy. b) middle-range wavelength and medium amount of energy. c) short wavelength and high amount of energy.
Within the electromagnetic spectrum, visible light provides the energy for photosynthesis and has medium-range wavelengths and medium amounts of energy. So, the correct option is B.
What is an Electromagnetic spectrum?The electromagnetic spectrum is defined as the range of frequencies of electromagnetic radiation and their respective wavelengths and photon energies. This includes all radio waves (e.g., commercial radio and television, microwaves, radar), infrared radiation, visible light, ultraviolet radiation, X-rays, and gamma rays.
Within the electromagnetic spectrum, visible light provides the energy for photosynthesis and has medium-range wavelengths and medium amounts of energy.
Therefore, the correct option is B.
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What do our cells need to get rid of in order to function correctly?
a. Nitrogen
b. None of the above
c. Oxygen
d. Carbon Dioxid
A cell's metabolic cycles produce squander, which should be dispensed with for it to keep up with homeostasis. Exocytosis helps a cell in keeping up with homeostasis by disposing of squanders. The correct answer is (d) Carbon Dioxide.
Like people, cells require an outside wellspring of energy to deliver energy. To control their homes and organizations, people search for assets like non-renewable energy sources, though cells search for power as food particles or daylight. Carbon dioxide is a result of cell breath, which is delivered by cells. To prevent acidic waste from aggregating in the body, dioxide should be removed. Because of various metabolic exercises, cells produce metabolic waste. These side effects incorporate things like urea, uric, and creatinine. To hold them back from developing and inflicting any kind of damage, these waste materials should be dispensed with from the body.
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what is the benefit of a microorganism that can degrade hydrocarbons and are the ones available currently effective?
Microorganisms that can degrade hydrocarbons have many benefits, these include Bioremediation.
In general , microorganisms are used for the process of bioremediation of hydrocarbon-contaminated sites. They easily break hydrocarbons into less toxic compounds supporting environment and minimizing contamination.
Also , effectiveness of these microorganisms which helps to degrade hydrocarbons depends on specific hydrocarbon compound, also the environmental conditions, and the type of microorganism used. Many microorganisms end up having high effectiveness in degrading certain hydrocarbon compounds, others may not be as effective.
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A group of individuals that interbreed and produce fertile offspring is a common definition for- ecology- species- population- community
Species is a group of individuals that interbreed and produce fertile offspring.
In general , species is considered as a group of living organisms consisting of similar individuals that share common characteristics and are able to interbreed for producing fertile offspring.
Also , species is known as a group of individuals that are able of reproduce amongst each another and produce offspring that can also reproduce and produce fertile offspring. In biology the concept of species , population and community is used for classifying organisms into groups based on their shared characteristics.
Hence, B is the correct option
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The distribution of skin pigmentation from the poles to the equator forms aA. ClineB. HolisticC. evolutionD. essentialism
The equator to the poles' dispersion of skin pigmentation creates Cline
How does the term "cline" mean?The word clark is a scale that ranges from one extremity to another in terms of linguistic elements. Clines are an effective visual language clarification tool that can be used to help pupils learn grammar or expand their vocabulary.
What is a Cline used for?A cline is a language item scale that ranges through one extreme to the other, such as from positive through negative or from light to strong. The instructor instructs students to plot modal verbs of probability, such as "must," "might not," and "may," on a probability cline ranging from 100% sure to 100% uncertain.
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What is the correct flow of organization in biological systemsA. tissue → cell → fiber → organB. cell → fiber → tissue → organ sysfibeC. fiber → tissue → organ system → populationD. cell → tissue → organ → organ system
The correct flow of organization in biological systems is D. cell → tissue → organ → organ system.
This flow of organization is based on the concept of hierarchy, where the basic unit of life is the cell, which is organized into different tissues with specific functions, that work together to form organs with more complex functions, and organs combine to form organ systems with even more complex functions. This hierarchical organization is necessary for the proper functioning of biological systems, as each level of organization has its own specific role that contributes to the overall function of the organism. For example, the digestive system is made up of different organs like the stomach, pancreas, and intestines that work together to digest and absorb nutrients from food.
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how did bailey and pillard lack construct validity
Bailey and Pillard's study from 1991 has been criticized for lacking construct validity because the study's design was based on a questionable assumption that sexual orientation is a binary, dichotomous trait.
Additionally, the study relied on a limited sample size and selection bias, which may have affected the generalizability of the results. The study examined the sexual orientation of 56 pairs of male twins, including both identical and fraternal twins, and found that a higher percentage of the identical twins (52%) reported being gay than the fraternal twins (22%). Based on this finding, the study concluded that there is a genetic component to sexual orientation. However, the study's design was limited in several ways. For example, the sample size was relatively small, and the subjects were not representative of the broader population. The study also relied on self-reported sexual orientation, which is a subjective measure and may not accurately reflect a person's sexual orientation. Moreover, the study did not explore other possible factors that could influence sexual orientation, such as social or environmental factors, and it failed to address the complex and multifaceted nature of sexual orientation. In summary, the lack of construct validity in Bailey and Pillard's study was due to its flawed design, which did not adequately account for the complexity of sexual orientation and failed to consider a range of potential influences on sexual orientation beyond genetic factors.
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What DNA nucleotide bonds with Adenine (A)? A. Guanine B. Cytosine C. Thymine D. Uracil
C. Thymine (T) bonds with Adenine (A) in DNA through hydrogen bonds.
The complementary base pairing in DNA is Adenine (A) with Thymine (T), And Guanine (G) with Cytosine (C). Uracil (U) is a nitrogenous base found In RNA instead of Thymine (T).
Specifically, Thymine and Adenine form two hydrogen bonds between Them, which creates a stable connection between the two Complementary strands of DNA. This base pairing is crucial for DNA Replication, as it ensures that the new strands of DNA have the correct Sequence of nucleotides.
Overall, the base pairing rule in DNA is that Adenine always pairs with Thymine, and Cytosine always pairs with Guanine.
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