Sentences with phrase «females at puberty»
«If the sex hormones were causing this effect, we'd see major changes in the relative rates of brain tumors in males and females at puberty.
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Females entered puberty at earlier ages, and both sexes showed an abnormal increase in their growth rate.
An inherited condition called 5 alpha reductase deficiency, triggers an apparent female - to - male sex change at puberty.
It begins at puberty in girls and other female primates.
Also the hormones in the meat and some plastics have an effect on female hormones and is making puberty in girls happen at younger ages.
Both male and female whales reach puberty at approximately eight years of age.
Women are the only female mammals whose breasts become enlarged at puberty, independent of pregnancy.