The First Oncogene to Be Discovered

question 80

Multiple Choice

The first oncogene to be discovered:

• A)is a gene that contributes to uncontrolled cell division or cancer.
• B)was discovered in a Rous sarcoma virus that causes cancer.
• C)is a protein kinase that acts to promote cell division.
• D)has a less-active normal counterpart called a proto-oncogene.
• E)All of these choices are correct.

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Definitions:

Foreland Basin

A structural basin that forms adjacent to mountain ranges, resulting from the earth's crust flexing downward due to the weight of overlying mountains.

Normal Faults

Faults where the hanging wall moves downward relative to the footwall, typically caused by extensional forces.

Crust Thicken

The process by which the Earth's crust becomes thicker as a result of tectonic forces, volcanic activities, or sediment deposition.

Accretionary Prism

A triangular accumulation of sediment and rock peeled from the surface of a subducting tectonic plate and attached to the overlying plate at a convergent boundary between plates.