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Protein Synthesis

Protein Synthesis
Which is required for protein synthesis?

All of these
tRNA
mRNA
rRNA

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Protein Synthesis
Proteins contain __________ different amino acids, whereas DNA and RNA are composed of __________ different nucleotides

20,4
4,20
3,20
20,64

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Protein Synthesis
Degenerated codon differs mostly in

both (b) and (c)
the identities of their third base
the identities of their second base
the wobble position

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Protein Synthesis
Which of the following amino acid starts all proteins synthesis?

Thymine
Methionine
Proline
Glycine

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Protein Synthesis
Protein synthesis rates in prokaryotes are limited by the rate of mRNA synthesis. If RNA synthesis occurs at the rate of 50 nucleotides/sec, then rate of protein synthesis occurs at

25 amino acids/sec
17 amino acids/sec
50 amino acids/sec
10 amino acids/sec

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Protein Synthesis
How many bases of nucleic acid determine a single amino acid?

Two
Three
One
Four

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