Which One of the Following Statements About the Evolution of Speech

question 10

Multiple Choice

Which one of the following statements about the evolution of speech is false?

• A)In humans a single point mutation in the FOXP2 gene impairs speech and grammar.
• B)FOXP2 may be involved in songbird singing and mouse vocalization.
• C)The protein coded by the FOXP2 gene differs by only two amino acids in humans and chimps.
• D)The FOXP2 gene is involved in the control of the neuromuscular pathway leading to complex sound formation.
• E)FOXP2 codes for a hormone that directly targets the muscles of the larynx and mouth.

---

Definitions:

Mean

The arithmetic average of a set of values, calculated by dividing the sum of all values by the number of values.

Scores

Numerical values that represent the result of an evaluation or measurement.

Z Score

A statistical measure that describes a value's relationship to the mean of a group of values, expressed in units of standard deviation.

Standard Deviation

A measure of the amount of variation or dispersion in a set of values, indicating how much individual data points deviate from the mean.