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Genetics Mutation - Questions and Answers

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1. Which one of the following is a mutagenic agent in Drosophila only during the early stages of spermatogenesis
A. Methanaldehyde
B. Formaldehyde
C. Acetaldehyde
D. Paraldehyde
Explanation:
2. What temperature range is used to induce mutation
A. 1°C - 5°C
B. 2°C - 5°C
C. 3°C - 7°C
D. 3°C - 10°C
Explanation:
3. One of the following is not the type of particulate radiation that cause mutation
A. Alpha particles
B. Gamma particles
C. High energy rays
D. Beta particles
Explanation:
4. In which type of mutations, one purine is replaced by another purine
A. Transition
B. Translocation
C. Transversion
D. Transformation
Explanation:
5. High energy radiations which act as mutagens involve the reaction between
A. Free ions and O₂
B. Bound ions and CO₂
C. Free ions and CO₂
D. Bound ions and O₂
Explanation:
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