allosome

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English[edit]

Etymology[edit]

allo- +‎ -some

Noun[edit]

allosome (plural allosomes)

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Wikipedia

  1. A sex chromosome that differs from an ordinary autosome in form, size, or behaviour.
    The human sex chromosomes are a typical pair of allosomes. The X chromosome is present in the ovum, while either X or Y chromosomes can be present in sperm.