It consists of skin, hair, nails, and glands. The skin protects the body from the environment on the outside. It also functions to retain body fluids, protect against disease, eliminate waste products, and regulate body temperature. It also helps store fat and water.
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They use tools to help take precise measurements, carry out experiments, and make observations.
C
Explanation:
I think it's c if not then d
Answer:
Red blood cell morphology
Explanation:
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