In Colorectal Cancer, Several Genes Must Be Mutated for a Cell

question 3

Multiple Choice

In colorectal cancer, several genes must be mutated for a cell to develop into a cancer cell. Which of the following kinds of genes would you expect to be mutated?

• A) genes coding for enzymes that act in the colon
• B) genes involved in control of the cell cycle
• C) genes that are especially susceptible to mutation
• D) genes of the bacteria, which are abundant in the colon

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Definitions:

Intersexuality

A variation in sex characteristics including chromosomes, gonads, or genitals that do not fit typical binary notions of male or female bodies.

Observation

The active acquisition of information from a primary source, often involving measurement and recording of data from the environment.

Cognition

Pertains to the mental processes involved in gaining knowledge and comprehension, including thinking, knowing, remembering, and judging.

Biology

The scientific study of living organisms and their interactions with the environment.