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Science · 2024 · 2 marks
CBSE 2024 · Region 2 · Set 1 · Q23
"Stability of DNA in a species is ensured during sexual reproduction." Justify the statement.
"Stability of DNA in a species is ensured during sexual reproduction." Justify the statement.
Marking-scheme solution
Every germ cell takes one chromosome from each pair, either maternal or paternal origin.
When two germ cells from parents combine, it will restore the original number of chromosomes in the progeny ensuring the stability of DNA of the species.
All How do Organisms Reproduce? questions2024 question paperNCERT solutions: How do Organisms Reproduce?Practice How do Organisms Reproduce? →
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