EVOLUTION
DARWIN’S THEORY OF NATURAL SELECTION
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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directional
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disruptive
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stabilizing
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Detailed explanation-1: -The correct answer is B. Disruptive.
Detailed explanation-2: -Individuals of a population can be distributed in one of three basic patterns: they can be more or less equally spaced apart (uniform dispersion), dispersed randomly with no predictable pattern (random dispersion), or clustered in groups (clumped dispersion).
Detailed explanation-3: -Our analyses reveal that the ancestor of all living earthworms probably lived over 209 million years ago, making earthworms about as old as mammals and dinosaurs.
Detailed explanation-4: -Which statement about the giraffes explains their evolution based on Charles Darwin’s main points? Long necks were a random genetic change and resulted in the gradual increase of organisms with long necks.
Detailed explanation-5: -The fossil record shows that the average size of black bears was large during cold glacial periods and got smaller during warmer time periods.