NEET BIOLOGY

CELL STRUCTURES AND FUNCTION

CELL DIVISION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which statement best describes the importance of sexual reproduction?
A
sexual reproduction produces variation in offspring
B
sexual reprosuction provides regeneration of body parts
C
sexual reproduction occurs between individuals of the same species
D
sexual reproduction produces offspring that are identical
Explanation: 

Detailed explanation-1: -Which statement BEST describes an advantage that sexual reproduction has compared to asexual reproduction? There is more genetic variation of offspring as a result of sexual reproduction.

Detailed explanation-2: -Sexual reproduction involves two parents and produces offspring that are genetically unique. During sexual reproduction, two haploid gametes join in the process of fertilization to produce a diploid zygote. Meiosis is the type of cell division that produces gametes.

Detailed explanation-3: -Sexual reproduction has the potential to produce tremendous genetic variation in offspring. This variation is due to independent assortment and crossing-over during meiosis, and random union of gametes during fertilization.

Detailed explanation-4: -Advantages of sexual reproduction Produces genetic variation in the offspring. The species can adapt to new environments due to variation, which gives them a survival advantage. A disease is less likely to affect all the individuals in a population.

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