Exercise: Protein Synthesis

Questions for: Protein Synthesis

The anticodon of tRNA
A:
binds to rRNA
B:
binds to an amino acid
C:
binds to the Shine Dalgarno sequence
D:
binds to an mRNA codon
Answer: D
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Translation in prokaryotes begins by the formation of a 30S initiation complex between the
A:
30S ribosomal subunit, mRNA, initiation factors and N-fMet tRNA
B:
30S ribosomal subunit, tRNA and initiation factors
C:
30S ribosomal subunit and mRNA only
D:
30S ribosomal subunit, mRNA and initiation factors
Answer: A
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Degenerated codon differs mostly in
A:
the identities of their second base
B:
the identities of their third base
C:
the wobble position
D:
both (b) and (c)
Answer: D
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The site on a bacterial chromosome that marks the termination point for chromosome replication is called
A:
ter
B:
a stop codon.
C:
a stem-loop
D:
pau
Answer: A
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Which of the following has unusual bases?
A:
mRNA
B:
tRNA
C:
rRNA
D:
hnRNA
Answer: B
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