You Are Studying Cancer Cells,and Hypothesize That You Have Found

question 3

Multiple Choice

You are studying cancer cells,and hypothesize that you have found a previously unidentified tumor suppressor gene.Which of the following results would support your hypothesis?

• A)You have found loss of heterozygosity in the locus containing your gene in a number of human lung cancer samples.
• B)You have identified a gain-of-function mutation in this gene that results in the transformation of normal cells.
• C)Functional analysis has revealed that the wild-type form of the gene that you have identified serves to drive proliferation.
• D)B and C.
• E)None of the above.

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Definitions:

Sexual Maturity

The developmental stage at which an individual becomes capable of sexual reproduction.

Gray Matter

The portion of the brain that is densely packed with neuron cell bodies and is involved in muscle control and sensory perception such as seeing and hearing.

Prefrontal Cortex

The part of the brain located in the frontal lobe, known for its role in decision making, social behavior, and personality.

Amygdala

A region of the brain involved in emotional processing, including fear and pleasure.