What happens at the P site of a ribosome?
A)It contains the enzyme that catalyzes formation of a peptide bond.
B)It causes the ribosome to attach to the endoplasmic reticulum.
C)It has the binding site for mRNA.
D)It holds the tRNA with the most recent amino acid that has been added to the polypeptide chain.
E)It holds the tRNA with the next amino acid to be added to the polypeptide chain.

Question

Quizplus · Accepted Answer

The P site of a ribosome holds the tRNA carrying the growing polypeptide chain, which includes the most recent amino acid added.

What Happens at the P Site of a Ribosome