Answer:
Women need more iron than men to make up for the amount of iron they lose in their menstrual period.
Explanation:
<span>The answer is Monarch butterflies migrating southward. This describes the innate animal behavior, </span>Monarch Butterflies perform one of the longest migration known in insects. Starting from North America, they spend their summer in North America, and migrate south to Mexico for the winter.<span>
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Answer:
They affect chemical reactions by lowering the activation energy, thus speeding up the reactions.
