E) deletion of one or more bases 23. Nonsense mutation causes: A) alteration of
ID: 184126 • Letter: E
Question
E) deletion of one or more bases 23. Nonsense mutation causes: A) alteration of reading frame of entire protein from the point of mutation B) change of a codon to a stop codon C) change of a codon that will cause incorporation of same amino acid D) addition of one or more bases E) deletion of one or more bases 24. A point mutation may also be named as: A) Addition mutation B) Deletion mutation C) Substitution mutation D) All of the above are true Transformation is a process of large-scale introduction of the following types of DNA: A) Naked DNA B) DNA in virus C) Plasmid DNA in another bacterial cells D) Rearrangement DNA E) All of the above 25. 26. Study the nucleotide sequences of wild type and it's mutant gene below Wild type: GAACCATO Mutant: GAACAATG This mutation can best be called A) Point B) Substitution C) Transversion D) All of the above 27. Study the nucleotide sequences of wild type and it's mutant gene below. Wild type: GAACCATG Mutant: GAACATG This mutation can best be called: A) addition B) deletion C) substitutionExplanation / Answer
23. Correct answer:- (B) change of a codon to stop codon
24. Correct answer:- (D) all of the above
25. Correct answer:- (C) plasmid DNA into another cell
26. Correct answer:- (A) point mutation
27. Correct answer:- (B) deletion
28. Correct answer:- (A) nonsense
29. Correct answer:- (B) silent
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