Adaptations in humans can be physiological, genetic, or cultural, which allow people to live in a wide variety of climates. There has been a great deal of research done on developmental adjustment, acclimatization, and cultural practices, but less research on genetic adaptations to cold and heat temperatures.
C. Mammary gland. Hope this helps!
The spinal cord is the structure that carries messages between the brain and other parts of the body.
Answer:
A. Vaccines
Explanation:
These are meant to prepare the body for the possibility of infection by building up immunity.
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The dark green spots on the dorsal side of the frog that assist in camouflaging