What were Darwin's two fundamental insights about the process of evolution?
A)The environment selects on variation in the traits of individual organisms; and organisms are in a constant struggle for existence.
B)The environment selects on variation in the traits of individual organisms; and all species have descended from one or a few common ancestors.
C)All species have descended from one or a few common ancestors; and populations, not individuals, evolve over time.
D)Populations, not individuals, evolve over time; and evolutionary change is connected to environmental fit.

Question

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Darwin's two fundamental insights about the process of evolution were that the environment selects on variation in the traits of individual organisms and that all species have descended from one or a few common ancestors.

What Were Darwin's Two Fundamental Insights About the Process of Evolution