Examlex
Which statement about the properties of Earth's crust is true at subduction zones?
Photoperiod
The length of day or night, which can influence biological rhythms and behaviors in organisms by affecting hormonal changes.
Photoperiod
The period of time each day during which an organism is exposed to daylight, often influencing biological rhythms and behaviors.
Challenge Hypothesis
A theory suggesting that male testosterone levels increase in response to social challenges related to mating and aggression.
Testosterone
A steroid hormone that plays a key role in the development of male reproductive tissues, secondary sexual characteristics, and influences behavior.
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