Examlex
In the production of an Acheulean handaxe, numerous stone flakes were produced. Wear pattern analysis has shown that these flakes:
Hormonal Surges
Rapid increases in hormone levels, which can affect mood, growth, metabolism, and sexual function among other bodily processes.
Secondary Sex Characteristics
Physical traits that are not directly involved in reproduction but that indicate sexual maturity, such as a man’s beard and a woman’s breasts.
Calcium
A chemical element essential for various bodily functions, including bone formation, muscle contraction, and blood clotting.
Teens
Individuals going through the adolescent phase of human development, typically between the ages of 13 and 19, characterized by significant physical, psychological, and social changes.
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