Answer:
B
Explanation:
Amino acids fold to form the protein and give it its functionality. Different orders of amino acids fold differently and make a different shape. The shape of the protein defines its function. The function will vary wildly
They are composed of actin, troponin, tropomyosin, and myosin
Answer:
Pili are short, hair-like structures on the cell surface of prokaryotic cells. They can have a role in movement, but are more often involved in adherence to surfaces, which facilitates infection, and is a key virulence characteristic
Explanation:
please mark me as brainliest thank you