Examlex
What is the difference between random sampling and random assignment?
Percent
A measure or ratio expressed as a fraction of 100.
Sex Chromosomes
Chromosomes that determine the sex of an organism, commonly referred to as X and Y chromosomes in many species.
Female Mammals
Members of the mammalian species characterized by the possession of mammary glands with which they feed their young, and typically possessing two X chromosomes.
Barr Body
An inactivated X chromosome found in the nuclei of female mammalian cells.
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