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Science · 2023 · 1 mark
CBSE 2023 · Region 2 · Set 1 · Q12
When an 'X' bearing sperm fertilises the egg, the resulting zygote has the following combination of chromosomes:
When an 'X' bearing sperm fertilises the egg, the resulting zygote has the following combination of chromosomes :
Official answer
(A)
$\displaystyle 44$ + XX
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CBSE Class 10 Science past-paper question from the 2023 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.