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Science · 2023 · 1 mark
CBSE 2023 · Region 4 · Set 1 · Q12
The number of chromosomes in parents and offsprings of a particular species undergoing sexual reproduction remain constant due to :
Official answer
From CBSE’s own marking scheme for this paper.
(D)
halving of chromosomes at the time of gamete formation.
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CBSE Class 10 Science past-paper question from the 2023board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.