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Question
The amino acid sequence is NOT:a. a distinctive characteristic of a polypeptide.
b. encoded by the nucleotide sequence of DNA.
c. a form of genetic information.
d. read from N-terminal end to C-terminal end.
e. constant for proteins with the same function from different organisms.
Answer
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In a class I aminoacyl-tRNA synthetase, which of the following reacts with the acyl phosphate formed during the reaction of ATP with the amino acid?a. 5'-hydroxyl of the nucleotide on the 5' end of the tRNA moleculeb. 3'-hydroxyl of the nucleotide on the 5' end of the tRNA moleculec. 2'-hydroxyl of the nucleotide on the 5' end of the tRNA moleculed. 3'-hydroxyl of the nucleotide on the 3' end of the tRNA moleculee. 2'-hydroxyl of the nucleotide on the 3' end of the tRNA molecule
Q:
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Termination of translation in prokaryotic cells requires:
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Which of the following does not reqire GTP hydrolysis?
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All are correct about enhancer sequences in eukaryotic cells EXCEPT:
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Mutations in DNA may result from all of the following EXCEPT:
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b. physical insults on the cell, such as UV light.
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d. chemical mutagens.
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A transition mutation would be replacing A by:
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b. C.
c. U.
d. G.
e. either T or C