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Although sexual reproduction is a long d...

Although sexual reproduction is a long drawn, energy intensive complex form of reproduction, many groups of organisms in Kingdom Animalia and Plantae prefer this mode of reproduction. Give atleast three reasons for this.

Text Solution

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(a) It fuvolves fussion of male and fe_male gametes, which brings variations.
(b) Sexual reproduction can bring about variations in the offspring.
( c) Since gamete formation is proceeded by meiotic cell divisions, genetic recombination occurrs during crossing over, leading to a great deal of variation in the DNA of gametes.
(d) The organism with variation has better chances of survival in a new environment.
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