Examlex
What is the explanation for the mass extinction episode that brought about the demise of the dinosaurs?
Sexual Behaviors
Actions or practices related to the pursuit of pleasure derived from or directly related to the sexual organs or the act of sex.
Frequency
The number of cycles completed by a sound wave in one second, determining the pitch of the sound; expressed in the unit called the hertz.
Researchers
Individuals who conduct systematic investigations to establish facts or principles or to collect information on a subject.
Heterosexuality
A sexual preference that involves being romantically or sexually attracted to people of the opposite gender.
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