Genetics.
a sex chromosome of humans and most mammals that determines femaleness when paired with another X chromosome and that occurs singly in males. Cf. Y chromosome .
[ 1910-15 ]
Genetics.
a sex chromosome of humans and most mammals that determines femaleness when paired with another X chromosome and that occurs singly in males. Cf. Y chromosome .
[ 1910-15 ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012