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Genetics Mutation - Questions and Answers

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11. Mutations by chemical agents was first noticed in the
A. Neurospora
B. Flies
C. Aspergillus
D. Bacteria
Explanation:
12. Loss of one or more bases from DNA molecule is called
A. Transition
B. Transversion
C. Translocation
D. Deletion
Explanation:
13. One of the following is not a mutagenic agent
A. Phenol
B. Manganous chloride
C. Manganese chloride
D. Nitrous acid
Explanation:
14. Which causes mutation in Neurospora but not in other plants
A. Hydrogen oxide
B. Hydrogen peroxide
C. Calcium hydroxide
D. Sodium hydroxide
Explanation:
15. At what temperature, Drosophila showed higher mudation rate
A. 17°C
B. 20°C
C. 25°C
D. 27°C
Explanation:
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