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Genetics Mutations - Questions and Answers

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41. Non-heritable mutations are
A. Point mutation
B. Gene mutation
C. Lethal mutation
D. Somatic mutation
Explanation:
42. Changes resulting in abnormal structure of one or more chromosomes are known as
A. Point mutation
B. gene mutation
C. Chromosomal aberrations
D. Substitution mutations
Explanation:
43. Insertion is classified under
A. Gene mutation
B. Chromosomal mutation
C. Genomic mutation
D. Somatic mutation
Explanation:
44. A mutation which brings about structural changes in a DNA molecule is known as
A. Somatic mutation
B. Spontaneous mutation
C. Point mutation
D. Duplication mutation
Explanation:
45. The heritable phenotypic changes in Oenothera lamarckiana (evening primrose) was described by
A. Hugo de Vries
B. Seth Wright
C. Mendel
D. Lamarck
Explanation:
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