Examlex
Einstein's famous equation E = mc2 is a statement of the equivalence of energy and the square of the speed of light.
Monocytes
A type of white blood cell that plays a critical role in the immune system by killing pathogens, removing dead cells, and stimulating the action of other immune cells.
Sympathetic System
A part of the autonomic nervous system that activates what is often termed the fight or flight response, preparing the body for action.
Parasympathetic System
Part of the autonomic nervous system that conserves energy as it slows the heart rate, increases intestinal and gland activity, and relaxes sphincter muscles.
Hormonal Transmission
The process by which hormones are released into the bloodstream by endocrine glands and then travel to target organs or tissues to exert their effects.
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Q150: In all interactions _ number is conserved.