题目内容

The sedimentation coefficient of ribosome in the prokaryotic cells is:()

A. 40S
B. 70S
C. 80S
D. 60S
E. 30S

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Which is the corresponding anti-codon of AAG:()

A. CTT
B. CTU
CUU
D. UUC

The degeneracy of the genetic codon refers to:()

A. The triplet codon can lack a base
B. Some codons are applicable to more than one amino acid.
C. An amino acid has two or more codons.
D. There are many rare bases in codons.
E. Two or three amino acids with similar structure would share the some codon.

Which of the following sequence needs to be identified in translation initiation process in prokaryotes:()

A. SD sequence
B. TATA box
CAAT box
D. promoter

Which kind of amino acid are carried in initiator tRNA in translation process of prokaryotes:()

A. Met
B. fMet
C. Gly
D. Try

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