X0 system

English
Heredity of sex chromosomes in XO sex determination

Proper noun

X0 system

  1. (biology) The system that determines the sex of offspring among grasshoppers, crickets, cockroaches, and some other insects, in which females have two sex cells (XX) and males have only one sex cell (X0, or simply X; the 0 signifies the lack of another X).

See also

Further reading
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