Sentences with phrase «among individual organisms»
His team has made it possible to catalog variation among individual organisms in a way that would have been unthinkable 10 years ago.
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Darwin's theory of natural selection identifies in a qualitative way the cause of evolutionary change: natural selection operating through a struggle among individual organisms for reproductive success.
Not exact matches
However, sensitivity to toxic substances is known to vary significantly even among closely related coprophilous organisms, which begs the question as to how representative the reaction of any individual animal species actually is in such laboratory tests.
These unprepossessing trees are among the longest - lived organisms on the planet; some individual trees are effectively as old as human civilization.