Refer to Figure

question 74

Multiple Choice

Refer to figure. Shown are the phylogenetic relationships among eight species.Red dots show the appearance of derived traits.According to the phylogenetic tree, chimpanzee and perch share _______of the listed synapomorphies?

• A) none
• B) one
• C) two
• D) three
• E) at least four

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Definitions:

Sample Mean

The average of all observed values in a sample from a population.

Level of Significance

A statistical measure that determines the threshold at which a hypothesis test results in a rejection of the null hypothesis.

Researchers

Individuals who conduct systematic investigations and exploration into phenomena, questions, or problems using scientific methods.

Population Average

The mean value of a trait or characteristic within an entire population.