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Which one of the following is a wrong statement regarding mutations?
Options
(a) Deletion and insertion of base pairs cause frame-shift mutations
(b) Cancer cells commonly show chromosomal aberrations
(c) UV and Gamma rays are mutagens
(d) Change in a single base pair of DNA does not cause mutation
Correct Answer:
Change in a single base pair of DNA does not cause mutation
Explanation:
Change in single base pair of DNA is also a type mutations called point mutations. It is a type of mutations that causes the replacement of a single base nucleotide with another nucleotide of the gentic material, DNA or RNA. For example, a point mutations is the cause of sickle cell disease.
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Subject: Biology
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Growth in numbers is maximum in the zone of
- Himgiri developed by hybridisation and selection for disease resistance against rust
- How many cytochromes are involved in the electron transport chain?
- The beauty of Taj Mahal is endangered due to
- Cu ions released from copper – releasing Intra Uterine Devices (IUDs) :
Topics: Genetics (204)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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