Question

The number of chromosomes in parents and offsprings of a particular species remains constant due to *

doubling of chromosomes after zygote formation

halving of chromosomes during gamete formation

doubling of chromosomes after gamete formation

halving of chromosomes after gamete formation

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Answer 1

Answer:

doubling of chromosomes after gamete formation.

Answer 2

During gamete formation, there is meiosis in which mother cell divides into 4 cells having a half number of chromosomes. In fertilization, male and female gametes fuse to form a zygote having the same number of chromosomes as parents. Hence, the number of chromosomes remains constant .

halving of chromosomes during gamete formation