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wel
3 years ago
11

Why is it important for the DNA to double before mitosis

Biology
1 answer:
tekilochka [14]3 years ago
4 0

It is impecable that DNA doubles itself before mitosis because you need the copied DNA to be able to gain more cells. If your DNA did not undergo mitosis then we would forever remain a baby, brain and all.

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1. releases bile to break down fat lungs 2. helps break down protein small intestine 3. remove carbon dioxide from the body live
Lunna [17]

Answer:

1. Liver

2. Pancreas

3. Lungs

4. Saliva

5. Small intestine

6. Large intestine

Explanation:

1. Liver is a large, infact the largest, organ found in the digestive system. It has variety of functions ranging from detoxification to digestion. The liver functions in digestion by secreting a substance called BILE which helps in the breakdown of fat in the small intestine.

2. Pancreas is another accessory digestive organ which serves as a endocrine organ which secretes enzymes that aid in the digestion of protein and carbohydrate molecules.

3. Lungs are respiratory organs whose function is key to the respiratory system. They are the organs that serve as a medium of the entry of oxygen and removal of carbon dioxide, a process called GAS EXCHANGE.

4. Saliva is a liquid substance secreted by the salivary gland in the mouth. Saliva contains certain enzymes; most notably is the AMYLASE that breaks down starch into sugar.

5. Small intestine is another organ in the digestive system composed of the ileum, jejenum and duodenum. The small intestine is the organ where the absorption of nutrients into the blood from the digested food takes place.

6. Large intestine is the extension of the small intestine whose function is to absorb extra water from undigested food and pass out the remaining as feaces.

7 0
3 years ago
1. What percentage of the weight of Earth's crust is made of silicon?
a_sh-v [17]

Answer:

35%

Explanation:

5 0
3 years ago
Read 2 more answers
1.) What organism is essential for the nitrogen cycle to continue?
yaroslaw [1]

im not even sure tbh these are really hard im so sorry

8 0
3 years ago
A scientist discovers a new organism. the organism is multicellular eats other organisms for food,moves freely from place to pla
slamgirl [31]
Talking of taxonomic kingdoms, the organism belongs to kingdom Animalia. Among other kingdoms, Archaea, Bacteria, and Protozoa are unsuitable since they include unicellular organisms. This organism can move freely from place to place, thus, it couldn't be neither Plantae nor Fungi, leaving Animalia as the only matching kingdom.
7 0
3 years ago
Which statement presents a credible and unbiased argument for selecting a particular livestock animal as a human organ donor?
Delicious77 [7]

Livestock candidates should be chosen based on the patient's preference as there could be organ rejection is an unbiased argument.

<h3>What is an Unbiased argument?</h3>

This type of argument shows the reader both sides and bids the reader decide.

The other options tends to support an animal which makes them biased but option D doesn't and has a credible reason which is why it's the most appropriate choice.

Read more about Unbiased argument here brainly.com/question/2399804

5 0
3 years ago
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