Uhh normally they mean that the person is unaffected or a carrier, but you'd have to look at a specific one since some have different keys.
Answer:
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Evolution is a process that results in changes in the genetic material of a population over time. Evolution reflects the adaptations of organisms to their changing environments and can result in altered genes, novel traits, and new species.
Explanation:
The bee who is enthralled by the pollen gets some of it stuck to itself and travels with the plants offspring which ensures the plants reproduction. The wind blows the seeds of the dandelion to far off places to ensure the reproduction of the dandelion. The squirrel who is storing acorns for the winter will eat some of them, but other acorns are forgotten which ensures the reproduction of the acorn tree's reproduction.
Is this a question if it is please make it clear because it seems to me that your not asking anything
They forgot to collaborate with other scientists