Evolutionary Relationships

Question 1

Check all statements below that are true.

Revolt · Accepted Answer

All organisms must compete for survival.; Some organisms have phenotypes that make them better competitors than others in their environment.; Natural selection continues to occur even today.; Phenotypes found in the most successful members of a species become the most prevalent after several generations.

Question 2

Check all possible effects of this selective pressure.

Revolt · Accepted Answer

Flock X may try to eat other foods.; Flock X could migrate in search of fruit.; Flock X could slowly decrease in number.; Flocks Y and Z could benefit and increase.

Question 3

Check all correct elements below that you included in your question.

Revolt · Accepted Answer

The independent variable is the type of food available.; The dependent variable is the frequency of each type of beak (or number of birds with each beak type).

Evolutionary Relationships Answers

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