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vladimir2022 [97]
3 years ago
6

What critical function does the lungs serve in the body?

Biology
2 answers:
aalyn [17]3 years ago
7 0

Answer:

extracting oxygen from inhaled air for distribution via the bloodstream to every cell in the body. 

ahrayia [7]3 years ago
5 0

Answer:

The lungs' main role is to bring in air from the atmosphere and pass oxygen into the bloodstream. From there, it circulates to the rest of the body. Help is required from structures outside of the lungs in order to breathe properly.

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A mutation occurs in an original DNA template that changes the DNA, changes the RNA, but does not change the protein sequence. W
jonny [76]

Answer:

<h2>The changes that do not affect the function of a protein are called silent mutations.</h2>

Explanation:

As given here as a mutation occurs in an original DNA template that changes the DNA, by transcription this mutation passes into RNA and changes the RNA, but it does not change the protein sequence, it means that this mutation could be silent mutation.

Silent mutation is the mutation which cause the change of a base in that, after the mutation the codon codes for the same amino acid, or the amino acid which do no cause any change in the protein, hence these changes do not affect the function of a protein.

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Use mitochondrion in a sentence
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3 years ago
If an enzyme has a single optimal temperature, then an organism might have difficulty dealing with an environment with wide temp
valentina_108 [34]

Answer:

Having a repetitive enzyme system would allow more than one enzyme to catalyze a particular reaction. If one of the types of enzyme is not able to perform its function due to temperature or any other factor, then another kind of enzyme would be able to catalyze the reaction. Hence, having repetitive enzyme systems is very effective in carrying out the metabolic functions of the body even when conditions are not favourable.

3 0
3 years ago
Which of the following occurs when the heart forcefully contracts?
marusya05 [52]
I think the answer would be A. Increased blood pressure.

4 0
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