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When you exercise it causes your muscles and your pearl your pures in your skin to produce sweat and cause pain to your nervous system telling you that is exhausting
Answer:
You need to know the conditions required for natural selection to occur. These include: overproduction of offspring, inherited variation, and the struggle to survive, which result in differential reproductive success. You need to understand genetic drift and gene flow
Explanation:
Answer:
can i have brainliest pls
Explanation:
