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Question
Proteins made by a ribosome reading through a transcript's stop codon without their own discrete ribosome binding sitesA) are thought to be a primitive mechanism to avoid host defenses.
B) appear most abundant in archaeal viruses and relatively uncommon in bacteriophage.
C) suggest a relatively low level of protein product is essential for the virus due to its rare frequency.
D) create opportunities for viruses to make different capsid proteins.
Answer
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