Translation

AP Biology· difficulty 2/5

Ribosomes are composed of

A
$Ribosomal RNA (rRNA) and proteins$
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B
$Transfer RNA (tRNA) and synthetases$
C
$Messenger RNA (mRNA) and amino acids$
D
$Phospholipids and membrane proteins$

Explanation

rRNA is the catalytic component (peptidyl transferase activity is in the large subunit's rRNA — a ribozyme).

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