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The major advantages of sexual reproduction in higher organisms are:


Options:
A .   It generates useful variations.
B .   It ensure better adaptability.
C .   It provides resistance against pathogens.
D .   It gives better chances of survival.
Answer: Option A
:
A, B, C, and D

Sexual reproduction ensures generation of variations which leads to characteristic changes in the organism. This happens at DNA level and is inherited to the offspring also. Most of the variations are beneficial and happen at a very slow rate. Overall, survival and better adaptability is ensured. It also gives the advantage of resistance against pathogens and parasites.



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