I don't understand ur question. Hmm
The mechanisms of reproductive isolation<span> are a collection of evolutionary mechanisms, behaviors and physiological processes critical for speciation. They prevent members of different species from producing offspring, or ensure that any offspring are sterile.</span>
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please give brainlestExplanation:
1the record of descent of an animal, showing it to be purebred.
a purebred animal.
2the recorded ancestry, especially upper-class ancestry, of a person or family.
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The way organisms compete with each other determines species distributions, population dynamics, community structure, food webs, and social dominance hierarchies. ... These stressors affect the way that organisms compete with each other and their ability to survive and co-exist.
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