Course

Biology Science

Study Pack

Set 12 Who Am I Species And Races

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Question 1

(Multiple Choice)

Free
What sort of fossil data would support the hypothesis of punctuated equilibrium?

A) fossils that look alike through many layers of sediment
B) fossils that look very different through many layers of sediment
C) fossils that look alike through layers of sediment, then a layer with many new fossils
D) a few layers of sediment with different fossils between layers of sediment without fossils

Answer

Question 2

(True False)

Free
True or false: A minimum of 100 years of isolation is required for two populations to accumulate enough differences to be considered different species.

Answer

Question 3

(Multiple Choice)

Free
Which shows the steps of speciation in the correct order?

A) evolutionary changes, geographic isolation, reproductive isolation
B) genetic incompatibility, geographic isolation, evolutionary changes
C) geographic isolation, evolutionary changes, reproductive isolation
D) reproductive isolation, genetic incompatibility, geographic isolation

Answer