The number of chromosomes in parents and offsprings of a particular species remains constant due to :
(a) doubling of chromosomes after zygote formation
(b) the halving of chromosomes during gamete formation
(c) doubling of chromosomes after gamete formation
(d) the halving of chromosomes after gamete formation

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Solution

(b) the halving of chromosomes during gamete formation

The gametes have half the number of chromosomes. After their fusion, the zygote thus formed has a full set of chromosomes. Therefore, the numbers of chromosomes in parents and offsprings of a particular species remain constant.

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Similar questions

Q. The number of chromosomes in parents and offsprings of a particular species remains constant due to :
(a) doubling of chromosomes after zygote formation
(b) halving of chromosomes during gamete formation
(c) doubling of chromosomes after gamete formation
(d) halving of chromosomes after gamete formation

Question 11
The number of chromosomes in parents and offsprings of a particular species remains constant due to

(a) doubling of chromosomes after zygote formation
(b) halving of chromosomes during gamete formation
(c) doubling of chromosomes after gamete formation
(d) halving of chromosomes after gamete formation

Q. Separation of the pair of chromosomes at the time of gamete formation will

Q. What number of chromosomes are present in a gamete as compared to the parent cell after meiosis?

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

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(b) the halving of chromosomes during gamete formation The gametes have half the number of chromosomes. After their fusion, the zygote thus formed has a full set of chromosomes. Therefore, the numbers of chromosomes in parents and offsprings of a particular species remain constant.

(b) the halving of chromosomes during gamete formation

The gametes have half the number of chromosomes. After their fusion, the zygote thus formed has a full set of chromosomes. Therefore, the numbers of chromosomes in parents and offsprings of a particular species remain constant.