Which of the Following Statements Regarding Genetics Is False

question 21

Multiple Choice

Which of the following statements regarding genetics is false?

• A)The more recently two species have branched from a common ancestor,the more similar we expect their DNA sequences to be.
• B)Gene duplication helps to explain how mammals can detect and discriminate among such a wide range of odors.
• C)In keeping with our greater complexity,the human genome has about 100 times more genes than that of yeast.
• D)About 99% of the genes of humans and mice are related by descent from a common ancestor.

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Definitions:

Physical Environments

The physical surroundings in which an organism lives, including all of the biological, chemical, and physical conditions that affect it.

Good Health

A state of complete physical, mental, and social well-being, not merely the absence of disease or infirmity.

Contemplation Phase

A stage of change in which an individual is considering making a change within the next six months, often characterized by ambivalence.

Precontemplation Phase

The stage in which an individual is not yet considering change or is unaware of the need to change a behavior.