Charles Darwin Argued That Evolution Is Accomplished by the Process

question 55

Multiple Choice

Charles Darwin argued that evolution is accomplished by the process of natural selection.Which of the following is not important to the concept of natural selection?

• A)Most organisms are capable of producing more offspring than typically survive.
• B)Phenotypic variation that an organism acquires in its lifetime is passed on to its offspring.
• C)Phenotypic variation exists within populations.
• D)Phenotypic variation can influence reproductive success.
• E)Phenotypic variation within a species is due in part to inherited characteristics.

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Definitions:

Identical Twins

Twins that develop from a single fertilized egg that splits and forms two embryos, sharing 100% of their DNA.

Fraternal Twins

Siblings born at the same time but are the result of two different eggs fertilized by two different sperm, sharing about 50% of their DNA, similar to ordinary siblings.

Eysenck

A psychologist known for his work in the fields of personality, behavior genetics, and the biological basis of intelligence.

Extraversion-Introversion

A personality dimension that characterizes individuals on a continuum from outgoing and energy-gathering from external sources (extraversion) to quiet and energy-gathering from internal sources (introversion).