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6.Evolution
medium
$A$ : $A$ single large mutation called saltation can produce new species.
$R$ : Mutations are directional
A
Assertion and Reason both are correct and also correct explanation.
B
Assertion and Reason both are correct but not explanation of assertion.
C
Assertion is correct, but Reason is incorrect.
D
Both Assertion and Reason are incorrect.
Solution
Mutations are non-directional.
Standard 12
Biology
Similar Questions
medium
Match List $- I$ with List $- II.$
List $- I$ | List $- II$ |
$(a)$ Adaptive radiation | $(i)$ Selection of resistant varieties due to excessive use of herbicides and pesticides |
$(b)$ Convergent evolution | $(ii)$ Bones of forelimbs in Man and Whale |
$(c)$ Divergent evolution | $(iii)$ Wings of Butterfly and Bird |
$(d)$ Evolution by anthropogenic action | $(iv)$ Darwin Finches |
$(a)- (b)- (c)- (d)$
medium