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8. Microevolution
9. Net movement of alleles from one population to another.
It helps improve spike stability by alternating between crops with deep roots and those with shallow roots. Pests are also put off because their food source keeps changing.
Answer: The answer is B while neutrons and electrons are usually the same in a given atom protons are always consistent.
<h2>As carbon dioxide in the process of photosynthesis</h2>