Many plants will flower in response to a specific The duration of darkness to which plant foliage are subjected appears to be a measure of photoperiod.
There are three main photoperiod response types: short-day plants (SDP) in which the response is induced when the photoperiod is shorter than the critical daylength (CDL); long-day plants (LDP) in which the response is induced when the photoperiod exceeds the CDL; and day-neutral plants (DNP) which do not respond to . Plants can adjust to seasonal changes in their environment through photoperiodism, which is a reaction to variations in daylength. Although blooming is the most well-studied manifestation of photoperiodism in plants, other reactions to daylength include bud dormancy and bulb or tuber start.
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when does age babies walk?
Answer:9 months
Explanation:
Answer:
I believe that they start walking at age 2 sorry if this is wrong!
Explanation:
___ fatty acids consist entirely of carbon-carbon single bonds.Saturated
Triglycerides with just carbon-carbon single bonds in their carbon chains are known as saturated fats. The greatest number of hydrogen atoms are saturating the carbon chains.
All the bonds in unsaturated chains have one (monounsaturated) or more (polyunsaturated) double bonds, whereas all the bonds in saturated chains are single. An unsaturated structure will have fewer hydrogen atoms in its formula than a saturated structure with the same number of carbon atoms.
Unsaturated fatty acids have at least one double bond in the fatty acid chain while saturated fatty acids have no double bonds between the individual carbon atoms. Whereas saturated fats are normally solid at room temperature, unsaturated fats are typically liquid and come from plant sources.
Stearic acid, palmitic acid, myristic acid, and lauric acid are examples of typical dietary saturated fatty acids.
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using an input of energy from food molecules, the reactions of cellular respiration produce ______.
Using an input of energy from food molecules, the reactions of cellular respiration produce ATP.
In general , ATP is known as a molecule that is involved in storage and releases in energy in cells. During the process of cellular respiration, energy is utilized from food molecules that is used for synthesis of ATP molecules.
Also, the ATP molecules are used by body cells as they have many cellular processes and activities. Cellular respiration is based on the series of complex biochemical reactions that takes place inside the mitochondria of cells and divided into three main stages: glycolysis, the Krebs cycle, and oxidative phosphorylation.
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what is the major function of chloroplasts? what is the major function of chloroplasts? A) to allow for photosynthesis
B) to store water
C) to degerade cellular waste products
D) to manufacture proteins
The major function of chloroplast is to allow the process of photosynthesis. So option A is the correct option for chloroplast function.
Chloroplast is one of the organelles in the plant cell. This contains a green color pigment referred to as chlorophyll. This is an important organelle in plants because it is essential for the photosynthesis process which helps the plants make food.
They are also present in some algae. During photosynthesis, they use solar energy and carbon dioxide to produce carbohydrates and oxygen. This is a type of plastid that contains its genome called chloroplast DNA (cpDNA). Therefore, option A is the correct function.
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What is definition of gamete in biology?
A gamete is a reproductive cell that combines with another gamete during fertilisation (conception) in organisms that reproduce sexually.
The reproductive cells of an organism are called gametes, and they hold half of the genetic material needed to make a new person.
Male and female gametes in humans are represented by sperm and egg cells, respectively. A new person with a distinct genetic make-up is created during fertilisation when the male and female gametes mix.
Being haploid cells with only one pair of chromosomes, gametes are. The 23 chromosomes in humans make up half of the 46 chromosomes found in somatic (body) cells.
Meiosis, which decreases the number of chromosomes by half, is the procedure used to create gametes. This is crucial for maintaining genetic diversity and avoiding the inheritance of an excessive number of recessive genes by offspring.
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Which of these is NOT a component of the cell cytoskeleton? microfilament cellulose fibril microtubule intermediate filament. cellulose fibril.
Cellulose fibril is not a component of the cell cytoskeleton. The correct option is Option D.
The cytoskeleton is a complex and dynamic network of interlinking protein filaments usually present on the surface of the cytoplasm of all cells, including those of bacteria and archaebacteria. In eukaryotes, it extends from the cell nucleus to the surface of cell membrane and is composed of similar types of proteins in various organisms. Cellulose fibrils have a mechanical load-bearing function such as tensile materials in primary and secondary cell walls. In this context, water certainly has strong effects on the mechanical behavior of cellulosic systems. Cellulose is primarily found on the surface of the secondary cell membrane. It is a polymeric structural component of the cell wall in plants.
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which is not one of the 6 classes of nutrients? • fiber • protein • minerals • vitamins
1-) Of all the mutations that occur in a population, why does only a small fraction become widespread?
2-) Why ir rapied evolutionary change more likely to occur in a small papulation?
Hillocks, collaterals, and terminals are associated with what part of a neuron?
a. cell body
b. dendrite
c. chromatophilic substance
d. axon
The correct answer is option d. Hillocks, collaterals, and terminals are associated with the axon part of a neuron.
The long, thin projection of a neuron known as the axon is responsible for carrying electrical impulses out of the cell body in most cases. Structures on an axon include terminals, hillocks, and collaterals.
Hillocks, which are tiny axonal swells that can serve as branching sites, are present in the body. Collaterals are branches that can develop off the axon and are utilised to link to other neurons.
The terminals at the end of an axon are where impulses are sent to other cells. In summary, hillocks, collaterals, and terminals are related with a neuron's axon and are critical components of neural transmission.
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digested fats are absorbed from the intestine by the lymph capillaries.true/false
Answer:the given statement is true.
Explanation:
The fat that is digested by the body is absorbed from the villi of the intestine into the lymph vessels through lacteals (special lymph capillaries). The lymph within the lacteals appears milky because of its high-fat content and therefore is called chyle. Hence, the given statement is true.
For an enzyme that follows Michaelis-Menten kinetics, KM is equal to:
Michaelis-Menten kinetics dictates that KM is equivalent to two times Vmax for an enzyme. Practically speaking, Km is the substrate quantity that enables the enzyme to reach half of Vmax.
Enzyme kinetics graph showing rate of reaction as a function of substrate concentration, with Vmax (maximum velocity) and Km (substrate concentration giving reaction rate of 1/2 Vmax) marked. An enzyme with a high Km has a low affinity for its substrate and needs a higher concentration of substrate to achieve Vmax.
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explain the relationship between energy from sunlight and the flow of matter into kelp.
Similar to plants on land, kelp uses sunlight's energy to produce its own nourishment. Photosynthesis is the name of this process. The plant absorbs sunlight and energy particles.
What function does the sun serve in the ecosystem of the kelp forest?In cold, nutrient-rich seas, kelp grows well. Kelp forests are always coastal and require shallow, somewhat clear water because kelp adheres to the seafloor and eventually grows to the water's top and depends on sunshine to produce food and energy.
What connection exists between kelp productivity and oxygen?Kelps are very young plants, but they extract enormous amounts of carbon from the atmosphere, a process known as "primary productivity." With the aid of sunshine and water, they convert atmospheric carbon dioxide into sugar fuel, releasing oxygen back into the atmosphere.
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Which component provides structure and substance to paint pigment?
O A. solvents
OB.polymers
O C.binders
O D. plant fibers
Answer:
B if not than C
Explanation:
Sorry if I'm wrong!
Relate the components of cells and skin to their function
Answer:
Explanation:
Cells are the basic unit of life, and they are responsible for carrying out all of the functions necessary for an organism to survive. The skin is the largest organ in the body, and it is composed of many different types of cells, each with a specific function that is essential for maintaining the health and integrity of the skin.
The main components of a cell include the cell membrane, cytoplasm, and nucleus. The cell membrane is a thin, flexible barrier that surrounds the cell, and it is responsible for regulating the movement of materials into and out of the cell. The cytoplasm is the gel-like substance that fills the cell, and it contains all of the organelles and other structures necessary for the cell to function. The nucleus is the "control center" of the cell, and it contains the cell's genetic material, which is responsible for directing the cell's activities.
In the skin, the main types of cells include keratinocytes, melanocytes, Langerhans cells, and Merkel cells. Keratinocytes are the most abundant type of skin cell, and they are responsible for producing the protein keratin, which helps to form a protective barrier on the surface of the skin. Melanocytes produce the pigment melanin, which helps to protect the skin from the harmful effects of the sun. Langerhans cells are part of the immune system and are responsible for recognizing and responding to foreign invaders in the skin. Merkel cells are involved in the sense of touch and help to detect pressure and texture.
Overall, the function of skin cells is to protect the body from the outside environment, maintain homeostasis, and provide sensory information. The various types of skin cells work together to maintain the health and integrity of the skin, and each type of cell has a specific function that is essential for this process. The components of a cell, such as the cell membrane, cytoplasm, and nucleus, are critical for the proper functioning of skin cells and are essential for the survival and health of the skin.
Females with only one X chromosome do not develop; this condition is lethal. TRUE or FASLE
TRUE. It is fatal for females to have just one X chromosome, because they are unable to grow. This condition is known as Turner syndrome.
What is Turner Syndrome?
Turner Syndrome which occurs when an individual is missing part or all of an X chromosome. Females with Turner syndrome have a wide range of symptoms, including short stature, infertility, heart defects, and other physical abnormalities. The condition can be diagnosed prenatally or at birth, and treatment may involve hormone replacement therapy or other interventions to manage the symptoms. Without treatment, Turner syndrome can be life-threatening.
Turner syndrome is caused by a variety of genetic abnormalities, including monosomy X, which occurs when a female is born with only one X chromosome instead of the usual two. Some girls with Turner syndrome may have mosaicism, which means that some of their cells have two X chromosomes while others have only one.
There is no cure for Turner syndrome, but the condition can be managed with hormone replacement therapy to induce puberty and promote growth. Treatment may also include surgery to correct physical abnormalities or medication to manage medical conditions such as high blood pressure or diabetes. Regular monitoring by a healthcare provider is important to ensure that any medical issues are detected and managed early.
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the high speed signals that pass along the axons of nerve cells
Answer: The high speed signals that pass along the axons of never cells are called
NERVE IMPULSES
why is endocrinology not a subspecialty of anatomy
Ten subfields of anatomy: pathological anatomy, radiographic anatomy, gross anatomy, systemic anatomy, developmental biology, cell biology, histology, and regional, surface, and surface and surface anatomy.
The area of physiology known as endocrinology is focused on how the endocrine system and the hormones produced by these glands work. In light of this, endocrinology does not focus on the investigation of how the neurological system or nerve cells operate.
Biology and medicine's field of endocrinology focuses on the endocrine system, disorders that affect it, and the distinct hormone discharges that emerge from it. The integration of developmental processes like proliferation, growth, and differentiation as well as psychological or behavioural actions like metabolism, growth and development, tissue function, sleep, digestion, respiration, excretion, mood, stress, lactation, movement, reproduction, and sensory perception brought on by hormones are also taken into consideration.
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The form in which chemical energy is stored during photosynthesis is?
Answer:
During photosynthesis, chemical energy is stored in the form of glucose molecules. Glucose is produced when light energy is converted into chemical energy by chloroplasts in plants. This energy can then be used by the plant and other organisms for various metabolic processes.
in which phase would you expect to observe the most endospores in a bacillus cell culture?
Endospores are most abundant in Bacillus cell cultures during the death phase.
Depending on the cell type, this could be the stage where protein production and excretion occur, or where spore-forming bacteria begin to produce endospores, allowing them to survive harsh conditions. Endospores are dormant, tough, and non-reproductive structures produced by certain Firmicute bacteria. Endospore formation is typically triggered by a lack of nutrients in Gram-positive bacteria. The bacterium divides within its cell wall during endospore formation.
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which of the 4 types of viruses is most likely to use double stranded rna as its genetic material
Type B or virus B (Reoviridiae family viruses) is the type of virus that most likely uses dsRNA as its genetic material.
Reoviridiae is a type of family of viruses that has icosahedral symmetry and is about 60-80 nm in size. This kind of virus has a double capsid shell to protect its genetic material. The genetic material of this virus is segmented double-stranded RNA (dsRNA). They are nonenveloped viruses that are extremely stable under heat and pH of between 3-9. The term "reo" is expanded as a respiratory enteric orphan virus.
These viruses are considered virus B. One of the notable viruses belonging to this family is Rotavirus which contains about 11 segments of dsRNA as its genetic material.
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what are mitosomes? in what organisms do they occur?
Answer:
Some unicellular eukaryotic organisms contain mitosomes, which are organelles. The mitosome has only recently been discovered and given its name and little is known about how it works. It is occasionally known as a Crypton.
The mitosome has been detected only in anaerobic or microaerophilic organisms which do not have mitochondria. These organisms do not have the capability of gaining energy from oxidation, which is normally performed by mitochondria. The mitosome was first described in Entamoeba histolytica, an intestinal parasite of humans. Mitosomes have also been identified in several species of Microsporidia and in Giardia intestinalis.
which carbon in a carbohydrate determines whether a human is capable of digesting it properly?
D carbon in a carbohydrate determines whether a human is capable of digesting it properly.
The "D" isomer of a carbohydrate is the only one that can be broken down by humans. The first chiral carbon in the sugar is the one that decides whether a carbohydrate is "D" or "L." If it is pointing to the right, then people can digest the sugar.
Carbohydrates are the primary source of energy for mammals. These are the compounds made up of carbon, hydrogen, and oxygen. Glucose is the most abundant carbohydrate found in animals. It is stored in the form of glycogen in human liver. Glycogen is, hence, referred to as animal starch. Moreover, glucose is a hexose sugar, i.e,
it is a six-carbon sugar.
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the two major chemical inputs for photosynthesis are carbon dioxide and____
Answer:
Carbon Dioxide and Water
how tall average womens height?
In the United States, women are typically 5 feet 4 inches tall (or 63.7 inches tall). Women who are between the heights of 5 feet 2 inches and 5 feet 9 inches make up about 68% of the population.
So, a lady is often regarded as short if she is under 4 feet 10 inches tall and tall if she is over 6 feet tall. In the US, is 5'3 too short for a woman? Yes. In the US, women's average height ranges from 5 feet 5 to 5 feet 6. The median or average height for men is 5 feet 10 inches.
The mean, or average, age-adjusted height for adult women is 63.7 inches, according to the Centers for Disease Control and Prevention (CDC).
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What are the 4 major muscles in the leg?
The four major leg muscles are hamstrings, adductors, pectineus, and the quadriceps.
Leg muscles basically consist of some long muscles, which basically help in the long stretching distances. The legs present in mammals and especially human beings are basically the lower limbs which happen to provide support as well movement for the organism. There are a different types of muscles present in the different parts of the leg.
The hamstrings basically enable the knees to be able to flex and bend. The quadriceps aid in straightening the knee when it is recovering from a bent position. Adductor basically let the thighs to be able to bind together and pectineus muscle is basically a hip adductor.
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how did scientists know that genes had to be made up of either dna or protein?
Answer:
they studied at various characteristics of the genes
salivary glands in the mouth secrete the enzyme, which works to hydrollyze
The process of breaking down food begins in the mouth, where the salivary gland secretes an enzyme called salivary amylase that hydrolyzes starch into maltose.
Pancreatic amylase, however, is the only enzyme that can completely break down starch, and it only does so in the small intestine. Saliva has unique enzymes that aid in the digestion of the carbs in your diet. Starches, which are complex carbs, are broken down by an enzyme called amylase into sugars, which your body can absorb more readily.
Furthermore, lingual lipase, an enzyme that breaks down fats, is present in saliva. An enzyme termed ptyalin, also known as salivary amylase, is produced by the acinar cells and is involved in the digestive process by starting the hydrolysis of dietary starch.
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Correct Question:
Salivary glands in the mouth secrete the enzyme, what type of works hydrollyze do .
What is Mendel's first law of segregation?
Mendel's first law of segregation, also known as the law of segregation or the principle of segregation, is a fundamental principle of inheritance that describes how traits are passed from parents to offspring in sexually reproducing organisms.
The law of segregation states that: Each individual has two copies of each gene, one inherited from each parent.
The two copies of each gene segregate during the formation of gametes (sperm and egg cells), so that each gamete receives only one copy of each gene.
When fertilization occurs, the offspring receives one copy of each gene from each parent, restoring the two copies of the gene in the offspring.
This means that the two copies of each gene are separated during gamete formation and randomly combined during fertilization. As a result, the offspring inherit a unique combination of traits from their parents, which is the basis for genetic diversity within a population.
Mendel's first law of segregation was a key insight that allowed him to develop a theory of inheritance that was both quantitative and predictive, and it is still considered one of the foundational principles of genetics today.
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Which cell size is the most efficient at exchanging materials with the environment?
Small size is basically the most efficient in exchanging the materials with the environment.
A small size is more efficient in exchanging the materials with its environment as there is an increase in the size of the cell, this efficiency is found to be decreasing.
A cell of small size would be more efficient as once the material from the environment enters the cell, it gets more evenly distributed internally in the cell. In the bigger cells, the concentration of materials is found to be greater near the periphery as compared to near the center and therefore the cell would basically have to even out the concentration gradient in order to allow more amount of material to enter.
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in polymerization of carbohydrates, what kind of bond holds two monosaccharides together?
Starches are comprised of monosaccharides connected together into polysaccharide chains by a sort of covalent bond known as a glycosidic bond.
The polymers of starches are disaccharides and polysaccharides that have at least two monomers individually. Instances of monosaccharide are glucose, fructose, and galactose, and instances of disaccharides are: sucrose, lactose, and maltose
The name given to the covalent connection between two monosaccharides is a glycosidic bond and glycosidic bond structure between hydroxyl gatherings of two saccharide particles. A polymer is an enormous single chain-like particle in which rehashing units got from little particles assembled monomers are bound. The glycosidic bond is shaped between the anomeric carbon of one monosaccharide and a hydroxyl gathering of another.
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