Question

which of the following are things that proteins do in the body? (check all that apply) transport protect the body

Explanation:

• transport: Proteins like hemoglobin carry oxygen in the blood, enabling nutrient/oxygen transport.
• protect the body: Antibodies are proteins that defend the body from pathogens.
• structure: Proteins like collagen and keratin form structural components of skin, bones, and hair.

(Note: The last two options are illegible, but the clear valid options are confirmed to be functions of proteins)

Answer:

• transport
• protect the body
• structure