Lesson 5 b mechanisms of evolution

Microevolution

Macroevolution

What is a scientific definition of evolution?

A. Changes in the amounts of different alleles in the population (BEST ANSWER)

B. Changes in a population over time

C. Changes in an individual over time

D. A and B

E. All of the above

Question

The history of life can best be compared to…

A. A ladder

B. A tree

C. A rope

D. A knot

E. Something else…

Question

What relationship does each branch in a phylogeny symbolize?

A. Shared common ancestor

B. Less-adapted organism

C. More-adapted organism

D. A and C

E. A and B

Question

Which of the following is not a mechanism of microevolution?

A. Mutation

B. Geographic isolation

C. Migration

D. Genetic drift

E. Natural selection

Question

Which of the following can lead to speciation?

A. Geographic isolation

B. Differing mating patterns

C. Anatomical incompatibility

D. Hybrid inviability

E. All of the above

Question

Black

Dark Brown 1

Brown 2

Light Brown 1

Blonde 1

Reddish Brown

Reddish Blonde

Red 1

Example: Hair Color

H1, H1

H1, H2

H2, H2

H2, H3

H3, H3

H2, H4

H3, H4

H4, H4

14. What is macroevolution?

A whale of an example

Sounds fishy

Macroevolution