Examlex
The biotic portion of an ecosystem includes the plants, animals, and microbes. True or False?
Need
A psychological or physiological requirement for the well-being of an organism.
Body Fluids
Encompasses liquids within the human body that perform vital functions, including blood, lymph, and cerebrospinal fluid among others.
Yerkes-Dodson Law
The principle that performance increases with arousal only up to a point, beyond which performance decreases.
Physiological Arousal
The physical responses of the body to emotional stimuli, including changes in heart rate, respiration, and energy levels.
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