When several amino acids are connected together, head-to-tail, the resulting molecule is called a(n) __________. When many amino acids are connected together, the molecule is called a(n) ___________.
A) enzyme; polypeptide
B) protein; polypeptide
C) polypeptide; protein
D) polypeptide; enzyme
E) nucleic acid; enzyme

Question

Quizplus · Accepted Answer

When amino acids are connected together in a linear fashion, they form a polypeptide. When multiple polypeptides fold and interact with each other, they form a protein. Therefore, the correct answer is C, polypeptide for several amino acids connected together and protein for many polypeptides interacting with each other.

When Several Amino Acids Are Connected Together, Head-To-Tail, the Resulting