LIFE SCIENCE

OBJECTIVE LIFE SCIENCE

GENETICS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is another reason we need meiosis?
A
So the offspring has genes from both parents
B
So the offspring has genes from one parent
C
So the offspring has genes from neither parents
D
So the offspring makes its own genes
Explanation: 

Detailed explanation-1: -Meiosis is important because it ensures that all organisms produced via sexual reproduction contain the correct number of chromosomes. Meiosis also produces genetic variation by way of the process of recombination.

Detailed explanation-2: -During prophase of meiosis I, the double-chromatid homologous pairs of chromosomes cross over with each other and often exchange chromosome segments. This recombination creates genetic diversity by allowing genes from each parent to intermix, resulting in chromosomes with a different genetic complement.

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