Our body temperature is an average 98.6 degrees Fahrenheit. Why is this body temperature necessary – explain in terms of diffusion.

Body temperature must be controlled within a very narrow range so that the body can function properly. In particular, enzymes in a body's cells must have the correct temperature to be able to catalyse chemical reactions. ... high temperatures can cause dehydration, heat stroke and death if untreated.

which condition is a cause of impotency in men?

b. the inability of the penis to become erect

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