Question

question 1
2 pts
proteins make, maintain and repair cells, help transport substances and build structures.
true
false

Explanation:

Proteins are essential macromolecules in the body. They play crucial roles in cell structure and function. Proteins are involved in cell - making (as structural components), maintenance (by participating in various cellular processes), and repair (e.g., in wound healing at the cellular level). They also act as transporters (such as carrier proteins in the cell membrane that help in transporting substances across the membrane) and are important for building structures (like collagen in connective tissues).

Answer:

A. True