Biology-10th Heredity CBSE Board 2023 Medium
All human chromosomes are not paired. Most human chromosomes have a maternal and a paternal copy, and we have…
All human chromosomes are not paired. Most human chromosomes have a maternal and a paternal copy, and we have 22 such pairs. But one pair called the sex chromosomes, is odd in not always being a perfect pair. Women have a perfect pair of sex chromosomes. But men have a mismatched pair in which one is normal sized while the other is a short one.
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