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gayaneshka [121]
2 years ago
5

A polypeptide only becomes a functioning protein after it has folded into its exact 3D shape.

Biology
1 answer:
makkiz [27]2 years ago
4 0
True. A protein becomes functional only when it reaches its tertiary shape (3D). It is not necessary for the protein to reach the quaternary stage, but that is just a more complex functioning protein. It really is just two tertiary merged together. Example is red blood cells.
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