Proto-Oncogenes

question 152

Multiple Choice

Proto-oncogenes:

• A)are mutated forms of genes involved in cell division that are hyperactive.
• B)can be mutated by cigarette smoke to become triggers for cancer.
• C)encode for abnormal growth factors, cell surface receptors, or members of a signal transduction pathway.
• D)None of the answer options is correct.

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Definitions:

Fear Center

A colloquial term often used to refer to the amygdala, a part of the brain involved in processing emotions, including fear.

Amygdala

A section of the brain that is responsible for detecting fear and preparing for emergency events.

Hypothalamus

A region of the brain below the thalamus that coordinates both the autonomic nervous system and the activity of the pituitary, controlling body temperature, thirst, hunger, and other homeostatic systems.

Cerebellum

A major feature of the hindbrain of all vertebrates responsible for motor control, and possibly also some cognitive functions.