Examine the Following Diagram

question 43

Multiple Choice

Examine the following diagram.Which is most likely to have occurred in panel 3,depicting invasion?

• A) loss of adhesion dependence
• B) initiation of angiogenesis
• C) mutation of a proto-oncogene into an oncogene
• D) activation of tumor suppressor genes

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Definitions:

Hydrogenation

The chemical reaction of adding hydrogen to an organic compound, often used to convert unsaturated bonds to saturated ones.

Cyclobutene

A cyclic hydrocarbon molecule consisting of a ring of four carbon atoms connected by double and single bonds.

Cyclopentene

A cyclic alkene with a five-membered ring, characterized by the presence of a carbon-carbon double bond, making it reactive in chemical syntheses.

Hydrogenation

The chemical reaction where hydrogen is added to another compound, often used to convert unsaturated bonds to saturated ones in hydrocarbons.