Examlex
The use of any chemical in the treatment, relief, or prophylaxis of a disease is called ______.
Birds
Warm-blooded, feathered vertebrates that lay eggs, characterized by their ability to fly, although some species are flightless.
Adaptations
The process by which organisms adjust to changes in their environment, often leading to evolutionary changes that improve survival and reproduction.
Ozone
A form of oxygen with three atoms per molecule, forming a layer in the Earth's atmosphere that absorbs most of the sun's ultraviolet radiation.
Ultraviolet Radiation
A type of electromagnetic radiation with a wavelength shorter than that of visible light but longer than X-rays, capable of causing chemical reactions and damaging living tissues.
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