Question

Select the statement(s) that accurately describes the biological functions of proteins.


Proteins transmit messages from cell to cell.


Proteins assist the immune system in maintaining health.


Proteins catalyze metabolic reactions in our bodies.


Proteins transport molecules such as oxygen.


Proteins assist in DNA replication.

Answers

GPT-4o mini
All of the statements you provided accurately describe various biological functions of proteins:

1. **Proteins transmit messages from cell to cell.** - This is true; proteins such as hormones and receptors facilitate communication between cells.

2. **Proteins assist the immune system in maintaining health.** - Correct; antibodies, which are proteins, play a crucial role in the immune response.

3. **Proteins catalyze metabolic reactions in our bodies.** - This is accurate; enzymes, which are proteins, act as catalysts to speed up chemical reactions.

4. **Proteins transport molecules such as oxygen.** - True; hemoglobin, a protein in red blood cells, carries oxygen from the lungs to the tissues.

5. **Proteins assist in DNA replication.** - This is also correct; various proteins, including DNA polymerases, are involved in the process of DNA replication.

Therefore, all the statements are accurate descriptions of the biological functions of proteins.

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