Examlex
Explain the most effective methods to protect oneself from the risks of skin cancer.
Hormones
Chemical messengers secreted by glands that regulate bodily processes and behaviors by acting on specific target cells.
Homeostasis
The balanced internal environment of the body; the automatic tendency of an organism to maintain such a steady state.
Internal Environment
The conditions and processes within an organism that contribute to its functioning.
Stimuli
External or internal agents that provoke a response in living organisms or individual cells.
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