Examlex
Many mountains are islands of biodiversity surrounded by a sea of lower-elevation landscapes transformed by human activities.
Stress
A condition or feeling experienced when a person perceives that demands exceed the personal and social resources the individual is able to mobilize.
Homeostasis
The ability of a living system to maintain a stable internal environment despite changes in external conditions.
Nervous System
The network of nerve cells and fibers that transmits nerve impulses between parts of the body, coordinating its actions and sensory information.
Stable Environment
An environment where conditions remain relatively constant over time, allowing for the maintenance of ecosystem equilibrium.
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