Question

question 1
which type of protein generally forms extended sheets or strands and usually plays a structural role in cells?
answer
fibrous protein
globular protein
polypeptide
hemoglobin
i dont know yet

Explanation:

Fibrous proteins form extended sheets or strands and often have a structural role in cells. Globular proteins are more spherical - shaped and have various functions like enzymatic activity. A polypeptide is a chain of amino - acids. Hemoglobin is a specific globular protein for oxygen - transport. So, the type of protein that generally forms extended sheets or strands and plays a structural role is fibrous protein.

Answer:

Fibrous protein