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4.Principles of Inheritance and Variation
normal
Match the columns :
| Column $I$ |
Column $II$ |
| $(1)$ Lethal mutation | $(a)$ Mutation caused by external factors |
| $(2)$ Spontaneous mutation | $(b)$ They are metabolic errors |
| $(3)$ Induced mutation | $(c)$ As a result the mutant dies |
| $(4)$ Biochemical mutation | $(d)$ Most of the mutations occurs in nature are of this type. |
Option A
Option B
Option C
Option D
Solution
$(1-c),( 2-d), (3-a), ( 4-b)$
Standard 12
Biology
