Answer:
Mutations affect evolution by increasing genetic variation and the potential for individuals to differ.
Answer:
C. a decrease in the chromosome number in every generation.
Explanation:
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an natural pathway by which essential elements of living matter are circulated.
Nitrite was the preferred nitrogen for denitrification,followed by nitrate and no significant
C. evaporation of sweat warms the body
The only way for gases to diffuse in and out of the leaf is through small openings on the bottom of the leaf, the stomata.
