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Murljashka [212]
2 years ago
11

While hiking, you see a giant oak tree that has mushrooms growing at the base. What domain of life is represented by the oak tre

e and the mushroom?
Biology
1 answer:
Snowcat [4.5K]2 years ago
7 0

Answer:

'

Explanation:

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Which of the following does NOT characterize proteins?
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Answer:

The answer is C) They appear to be the molecular carriers of coded hereditary information.

Explanation:

Why NOT C) They appear to be the molecular carriers of coded hereditary information?

This is the job of the nucleic acids. It is composed of nucleotides which are the basic units of DNA and RNA. They carry genetic information about a certain organism.

<h3 /><h3>True of proteins:</h3>

A) They may be denatured or coagulated by heat or acidity.

<u>Denaturation</u> is the <u>destruction of the protein's secondary and/or tertiary structures</u>. The <u>primary structure is not disrupted due to the tough peptide bonds</u> and can only be broken down by acid. For heat denaturation, hydrogen bonds are destroyed, as in cooking of egg whites and medical equipment sterilization.

B) They have both functional and structural roles in the body.

There are many kinds of proteins that have functional and structural roles like hormones <u>(FSH, LH)</u>, antibodies <u>(IgA, IgM),</u> enzymes <u>(lipase, amylase),</u> for storage/transport <u>(hemoglobin, ferritin)</u>, and locomotion <u>(actin, troponin).</u>

D) Their function depends on their three-dimensional shape.

Just like <u>hemoglobin</u>, it's <u>quaternary structure</u> can carry <u>4 molecules of iron</u> in one go. <u>Enzymes</u> are shaped accordingly to fit a<u> specific substrate</u> <em>(lock-and-key model)</em>

6 0
3 years ago
Dopamine is a neurotransmitter that when released in the brain tends to make a person feel happy. Certain drugs stop
valina [46]

Answer:

O happiness

Explanation:

According to this question, Dopamine is a neurotransmitter that makes a person feel happy when released in the brain. However, it is stated that certain drugs stop the synapses from removing neurotransmitters, like Dopamine.

Hence, when these drugs cause the amount of neurotransmitters in the synapses to be increased, this means that the response caused by those neurotransmitters will also be increased. For example, an increase in Dopamine will cause an increase in HAPPINESS.

7 0
2 years ago
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Chloroplasts in the palisade mesophyll cell are in the
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Answer:

Option A

Explanation:

Chloroplasts are always located in the cytoplasm of the cell.

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What happens to the products of the Krebs cycle?
adoni [48]

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They are released into the cell cytoplasm. - D

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Which of the following is NOT part of Cell Theory *
Nat2105 [25]

Answer:

C (All cells have a nucleus .)

Explanation:

Prokaryotic cells do not have a nucleus, but they are still cells.

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