NEET BIOLOGY

CELL STRUCTURES AND FUNCTION

CELL DIVISION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
An advantage of sexual reproduction over asexual reproduction is that sexual reproduction
A
takes less time
B
requires more time
C
provides genetic diversity
D
produces identical offspring
Explanation: 

Detailed explanation-1: -Sexual reproduction creates diversity in genetic makeup. In sexual reproduction both parents are involved hence offspring get attributes of both parents.

Detailed explanation-2: -Sexual reproduction is typically advantageous over asexual reproduction because the environment is constantly changing. Sexual reproduction allows new combinations of genes to form. This greater genetic diversity increases the phenotypic variation: that is, it increases the physical variety of the organisms.

Detailed explanation-3: -Sexual reproduction provides genetic diversity because the sperm and egg that are produced contain different combinations of genes than the parent organisms. Asexual reproduction, on the other hand, does not need sperm and eggs since one organism splits into two organisms that have the same combination of genes.

Detailed explanation-4: -Sexual reproduction involves the fusion of gametes and the genetic information they contain. The main advantage of this over asexual reproduction is the genetic diversity that arises from the recombination of alleles from two parents.

Detailed explanation-5: -Advantages of sexual reproduction arise from genetic recombination in cross-fertilisation, which purges deleterious mutation and increases genetic variability in the population [8-10], enhancing adaptation in a changing environment.

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