Cell Cycle and Cell DivisionHard

Question

In meiosis, the daughter cells differ from parent cell as well as amongst themselves due to

Options

A.segregation, independent assortment and crossing over
B.segregation and crossing over
C.independent assortment and crossing over
D.segregation and independent assortment

Solution

Meiosis -I is a complete division, it brings gene recombinations and haploidy of number of chromosomes. Crossing over during pachytene produces new combination of genes and is the major source of continuous type of genetic variations in the sexually reproducing organisms. Anaphase-I results in segregation of Mendelian factors, essential for sexual reproduction, it also introduces genetic variability.

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