(c)
In the human body, glucose is absorbed into the blood from the small intestine.
The small intestine contains many villi.
Which two of the following help the absorption of glucose in the small intestine?
Tick () two boxes.
Villi have a cell wall.
Villi are covered in thick mucus.
Villi give the small intestine a large surface area.
Villi have many blood capillaries.
(2)
Total 7 marks)

Answers

Answer 1

Answer:

villi is used and is very imp as it has structure like finger type which help for increase in surface area for more absorption and less wastage of water/minerals

Answer 2

Answer:

villi have a cell wqll

Explanation:


Related Questions

Which statements accurately describe the pharmacokinetic parameters of oral conjugated equine estrogens (CEEs)

Answers

The parameters are near complete absorption, high protein binding, and high distribution, extensive metabolization of tamsulosin, and exit of the substance through the urine, as shown in options 1,3,4, and 5.

We can arrive at this answer because:

Oral conjugated equine estrogens are medications taken orally when prescribed by a qualified practitioner.These medications are made with a mixture of several types of estrogens that resemble each other in some way.They are widely used to treat osteoporosis and other common problems in women.

One of the main characteristics and advantages of this type of medicine is that its excesses are eliminated in the urine. In addition, they are easily absorbed by the body, are highly distributed, easily bind to proteins, and are easily metabolized.

More information:

https://brainly.com/question/2528443?referrer=searchResults

what is the difference between volume measurements and capacities

Answers

Volume measures the amount of air for one function while capacity is any two or more volumes.

In which process are glucose and oxygen the reactants?


cellular respiration


photosynthesis


ATP production


ADP production

Answers

Answer:

Cellular Respiration is the process in which glucose and oxygen are the reactants

Prolactin (PRL) is a pituitary hormone that regulates milk production in lactating mammals.

a. True
b. False

Answers

Answer:

true

Explanation:

Which part of the cell does this illustration represent?


Calvin cycle center


mitochondria


cytoskeleton


endoplasmic membrane system

Answers

Answer:

Mitochondria

Explanation:

The mitochondrion is an organelle found in both animal and plants cells. However, it is not found in prokaryotic cells. The mitochondrion is most famously known as the powerhouse of the cell because it produces ATP. The defining visual feature of mitochondria is the wavey-like pattern within the organelle.

Which statement explains why ammonites are a good example of an index fossil?

Answers

Answer:

Ammonites existed only in the oceans.

Explanation:

Index fossils serve as a relative dating marker for geologic time periods and the rocks formed at those times. The fossils are of species that lived for only a short while, though that could be millions of years, and were widespread on the Earth. Ammonites are good index fossils for several reasons. First, they are easily identified by their spiral shells.

The statement explains why ammonites are a good example of an index fossil

Ammonites existed only in the oceans.

What is an Index fossil?

Index fossil are plants and animals which have been preserved in rock

surfaces over a long period of time and are usually characteristic of a

particular geographical location.

Examples of Index fossils include:

Ammonites Brachiopods, Graptolites NanofossilsTrilobites

Ammonites are animal fossils which are characteristic of the marine

environment.

Read more about Ammonites here https://brainly.com/question/465687

A partial marine food web is shown.

image

Which of the following lists only organisms that are secondary consumers in this food web?

A.
euphausilds, sweeps, water fleas, sea urchins

B.
crabs, pilchards, blennies, snappers

C.
blennies, sweeps, tiger sharks, dolphins

D.
bull kelp, sweeps, water fleas, dinoflagellates

Answers

Crabs, pilchards, blennies and snappers are the examples of secondary consumers.

Crabs, pilchards, blennies and snappers are considered as secondary consumers because they feed on primary consumer which feed on producers such as plants and algae. Secondary consumer are those organisms which feed on herbivorous organisms or primary consumers.

They can feed on producers due to different digestive system so we can conclude that crabs, pilchards, blennies and snappers are the examples of secondary consumers.

Learn more: https://brainly.com/question/25761313

All of the components in the list below exist in either the mitochondria, the chloroplast or they can be found in either. Match up the components to the organelle in which they exist.

Answers

Answer:

the answer is that there is no liat

Why are proteins not found in the proximal convulated tubule

Answers

Glucose is filtered through the glomerulus into the Bowman's capsule. However, in the proximal convoluted tubule (PCT), glucose molecules, almost 100% of them, are actively reabsorbed back into the blood. ... Proteins, do not filter through the glomerulus under normal cicumstances. They are simply too large to do so

Which molecule is a product of respiration?
A. carbon dioxide
B. protein
C. glucose
D. oxygen

Answers

Answer:

A

Explanation:

respiration is the process by which living organisms(animals) take in oxygen a d give out carbon dioxide. this is not used for plants because plants take in carbon dioxide and give out oxygen

How do rocks become igneous rock?

Answers

Answer:

Igneous rocks form when magma (molten rock) cools and crystallizes

Explanation:

So first when the sedimentary rock is formed and adds some heat pressure in which it turns to metamorphic rock, and after a long time heat + cool down which it will turn to igneous rock!

which process is typical of cancer?

-Replacement Of Damaged Lungs
-DNA Replication
-Cellular Death
-Uncontrolled Cell Division

Answers

Answer:

Uncontrolled cell division

(and I think that HIV/AIDS Does the opposite; slows cell division)

Answer:

uncontrolled cell division

Explanation:

Cancer cells are cells gone wrong — in other words, they no longer respond to many of the signals that control cellular growth and death. Cancer cells originate within tissues and, as they grow and divide, they diverge ever further from normalcy. Over time, these cells become increasingly resistant to the controls that maintain normal tissue — and as a result, they divide more rapidly than their progenitors and become less dependent on signals from other cells. Cancer cells even evade programmed cell death, despite the fact that their multiple abnormalities would normally make them prime targets for apoptosis. In the late stages of cancer, cells break through normal tissue boundaries and metastasize (spread) to new sites in the body.

What is meant by a biological system

Answers

Biological System - A biological system is a group of entities or organs that interact to complete a task. It's a biological unit that makes up a body or an organism.

Hope this helps!!

what two hydrogen carrying molecules are formed during the krebs cycle

Answers

Answer:

Remember that glycolysis produces two pyruvic acid molecules per glucose molecule along with two of the hydrogen-carrying NADH molecules. Remember also that the Krebs cycle produces NADH as well as another hydrogen carrier called FADH2.

hope it helps

What's metamorphism?
A) The process by which new minerals form from existing minerals that become unstable at Earth's surface
B) The process by which new minerals form from existing minerals as a result of elevated temperature or pressure
C) The process by which new minerals form as a result of biological processes in living organisms
D) The process by which new minerals form as a result of precipitation from an aqueous solution

Answers

Answer:

D) The process by which new minerals form as a result of precipitation from an aqueous solution

Glucose plus glucose with what makes maltose and water.

Answers

Answer:

In the dehydration synthesis reaction depicted above, two molecules of glucose are linked together to form the disaccharide maltose. In the process, a water molecule is formed.

Explanation:

this is copied so be careful but hope it helps

what are the characteristics of a visceral reflex?

Answers

Answer:

Visceral reflexes involve a glandular or non-skeletal muscular response carried out in internal organs such as the heart, blood vessels.

Explanation:

10. A battery-operated alarm
clock waking you up in the
morning. What type of energy is this?

Answers

Answer:

Chemical Energy!

Explanation:

A Battery is made of chemical energy!

Where does fermentation occur.

Answers


Fermentation reactions occur in the cytoplasm of both prokaryotic and eukaryotic cells

Which option(s) correctly describes chromosomes?
Chromosomes consist of tightly coiled DNA wrapped around proteins called histones
Each chromosome has one gene
Chromosome pairs contain completely different genes
Most human cells have two copies of each chromosome - one from each parent.

Answers

Answer:In the nucleus of each cell, the DNA molecule is packaged into thread-like structures called chromosomes. Each chromosome is made up of DNA tightly coiled many times around proteins called histones that support its structure.

Chromosomes are not visible in the cell’s nucleus—not even under a microscope—when the cell is not dividing. However, the DNA that makes up chromosomes becomes more tightly packed during cell division and is then visible under a microscope. Most of what researchers know about chromosomes was learned by observing chromosomes during cell division.

Each chromosome has a constriction point called the centromere, which divides the chromosome into two sections, or “arms.” The short arm of the chromosome is labeled the “p arm.” The long arm of the chromosome is labeled the “q arm.” The location of the centromere on each chromosome gives the chromosome its characteristic shape, and can be used to help describe the location of specific genes.

how many rounds of dna replication are there in a meiotic cell cycle?

Answers

Answer:

Two rounds

Explanation:

Meiosis is characterized by one round of DNA replication followed by two rounds of cell division, resulting in haploid germ cells. Crossing-over of DNA results in genetic exchange of genes between maternal and paternal DNA.

when fatty acid metabolism creates more acetyl-coa than can be handled in the citric acid cycle, the excess acetyl-coa is converted into ________.

Answers

Answer:

Ketone Bodies

Explanation:

If excess acetyl CoA is created and overloads the capacity of the Krebs cycle, the acetyl CoA can be used to synthesize ketone bodies.

Which of the following help to break down proteins?

Answers

Answer:

b. Pepsin and trysin

Explanation: is correct

B) pepsin and trysin

What is an allele? View Available Hint(s)for Part A a variety of pea plant used by Mendel an alternative version of a gene the recessive form of a gene the dominant form of a gene a type of chromosome

Answers

Answer:

An allele is one of two (or more) versions of a gene. Each individual inherits one allele from each parent. Alleles code for different trait an individual has, such as eye color, skin color, hair type, etc.

Explanation:

Colchicine is a toxin that binds to tubulin proteins and prevents microtubules from elongating. What effect might this have on dividing cells

Answers

The effect Colchicine might have on dividing cells is that the duplicated chromosomes might not be able to segregate into daughter nuclei.

Colchicine is an alkaloid that attaches to tubulin and prevents it from polymerization to microtubules. As we know that Microtubules are a component of the cytoskeleton of a cell that aids in molecular mobility inside the cell.

During cell division, chromatin condenses into chromosomes, which are then connected to microtubules. The chromosomes are separated into daughter cells by microtubules.

When these cells are treated with colchicine, tubulin polymerization to microtubules may not occur, and the chromosomes containing daughter nucleic might not be separated.

Learn more about chromosomes here:

https://brainly.com/question/2583209?referrer=searchResults

what is guttation???​

Answers

Answer:

The exudation(To discharge through pores or incisions, as moisture or other liquid) of drops of water from the leaves of some vascular plants as a result of root pressure.

Note;- Text extracted from Wiktionary

the secretion of droplets of water from the pores of plants.

rele existente entre o modo verta do como Loonie na propaganda o trecho que revela a tras de cor Por que algumas partes do dos foram grafadas com as palavra do circunstancia OS orgbos tonponsáveis pela publicação anuncio publicat 10 Qual o tipo discursivo predominante do texto?​

Answers

Answer:

what??speak English please

Explanation:

i don't really understand

I'm sorry I'm really sorry plss

forgive me

The study of the properties and changes in matter and their relation to energy
a. Physical Chemistry
b. Biochemistry
c. Organic Chemistry
d. Inorganic Chemistry

Answers

Organic Chemistry

Organic chemistry is the study of the structure, properties, composition, reactions, and preparation of carbon-containing compounds. Most organic compounds contain carbon and hydrogen, but they may also include any number of other elements (e.g., nitrogen, oxygen, halogens, phosphorus, silicon, sulfur).

The study of the characteristics and changes of matter, as well as the interactions between matter and energy, is the focus of the field of chemistry known as physical chemistry. Therefore, the correct option is A.

It integrates ideas from physics and chemistry to understand the molecular behavior of molecules and atoms. Thermodynamics, kinetics, quantum mechanics, spectroscopy, and statistical mechanics are among the subjects studied by physical chemists.

Their work advances many disciplines, including biology, chemical engineering and materials science. By understanding the fundamental ideas of physical chemistry, scientists can create new materials, predict and explain chemical reactions, and understand the subtleties of molecular interactions in many systems.

Therefore, the correct option is A.

Learn more about physical chemistry here:

https://brainly.com/question/1882888

#SPJ3

An survey makes use of evidence, such as the footprints left behind by animal, to follow animals that re difficult to track.

Answers

The correct word to fill the gap would be indirect.

In other words, an indirect survey makes use of evidence, such as the footprints left behind by animals, to follow animals that are difficult to track.

Ecological surveys are of 2 types:

DirectIndirect

Direct ecological surveys have to do with studying phenomena directly and recording whatever that is observed.

Indirect surveys involve an indirect way of studying phenomena. The signs left by phenomena are observed and logically used to make deductions about such phenomena.

More on ecological surveys can be found here: https://brainly.com/question/1182023?referrer=searchResults

when two haploid gametes unite, they create a diploid cell called a

Answers

2 haploid gametes combine to produce a diploid zygote

Other Questions
What is normal air pressure dorothy is a 65-year-old woman with pernicious anemia. what treatment would her doctor recommend? A jogger ran 13.5 miles in 3 hours. What is the unit rate? will give brain for right answer What is the factorization of the expression below?42 - 9y2O A. (4x - 3y)(x + 3y)B. (4x-3y)(x - 3y)O C. (2x-3)(2x-3y)O D. (2x-3)(2x + 3y) What is the conflict between Huck Finn and Miss Watson? For the student council meeting after school, Mr. Aggie brought 7 loaves of homemade raisin bread. Each loaf was cut into 20 equal pieces. The sixth grade students ate 1 whole loaf and 4 slices of raisin bread. The seventh grade students ate 9 slices of raisin bread. The eighth grade students ate 6 slices of raisin bread. Which expression below can be used to show the amount of raisin bread eaten by the student council members? Which of the following statements correctly describes genes? how to add and subtracts decimals from whole nubers i need help pwease help me i give brainly Benefits and challenges that the Clergy class faced 30th Nov 2020. Difference between Data and Information what is the answer ??????????fast Which group of people was one o fthe first to spread hte idea of worshipping only one god?. Describe peristalsis and its role in indigestion. the roads were________ after the rainstorm. How can humor be important in a TED Talk? Which phrase from Julie of the Wolves is an example of direct characterization?"'Since your mother is not here to help us, I will do her work. Now watch and learn.""'I am Eskimo, not a gussack!' she had said."Miyax grabbed him around the neck, but did not protest.""She was divinely happy going somewhere alone with Kapugen." How fast should a girl of 35 kg run so that her kinetic energy becomes 700Jof? A class of 22 students has taken an exam, and the mean of their scores is 76.5. One student takes theexam late, and scores 92. After including the new score, what is the mean score for all 23 exams? Roundto the nearest hundredth.