Multiple Choice
Which of the following statements about rRNA is correct?
A) rRNA is known to take part in protein synthesis through specific interactions with tRNA.
B) The cytosol of mammalian cells contains many kinds of 80S ribosomes differing from each other in composition of their RNA.
C) The bulk of the rRNA is coded for by DNA of nucleoli, an area in which genes or cistrons for rRNA are repeated many times.
D) rRNA is a small percentage of the total RNA of a cell engaged in protein synthesis.
E) The major kinds of rRNA of the cytoplasmic ribosomes are all coded for by different unique areas of DNA occurring on different chromosomes.
Correct Answer:

Verified
Correct Answer:
Verified
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