Genetics Mutations - Questions & Answers | Exam2Win

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21. The term mutation was first used by

A. Hutchinson

B. Hugo de Vries

C. Morgan

D. Bateson

Explanation:

22. Mutation can occur

A. at any stage of life of an animal

B. only at early stage of life of an animal

C. only at older stage of life of an animal

D. only at embryonic stage of life of an animal

Explanation:

23. A dwarf variety of sweet pea is called

A. Sport

B. Mutant

C. Cupid

D. Tiller

Explanation:

24. In which of the following types of mutation, chromosome rotates by 180 ̊

A. duplication

B. translocation

C. inversion

D. deletion

Explanation:

25. Replacement of a Purine base by another Purine base is called

A. Somatic mutation

B. Addition mutation

C. Deletion mutation

D. Substitution mutation

Explanation: