Multidrug Resistance in Tumor Cells Is

question 22

Multiple Choice

Multidrug resistance in tumor cells is

• A) due to the action of a membrane pump that transports small molecules out of the cells.
• B) the development of resistance to several drugs following an initial resistance to a single drug.
• C) caused by a mutation in the cystic fibrosis gene.
• D) due to the action of a membrane pump that transports small molecules out of the cells and the development of resistance to several drugs following an initial resistance to a single drug.
• E) All of the answers are correct.

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Definitions:

Life Cycles

The series of changes in the life of an organism or product, including birth or inception, growth, maturity, and decline or death.

Entrepreneurships

The act of creating, designing, and running new businesses, often characterized by risk-taking and innovation, in pursuit of opportunity and profit.

IPO Stage

The phase in which a private company becomes a public company by offering its shares to the public for the first time.

Maturity Stage

A phase in the life cycle of a product, business, or industry where growth stabilizes, and sales plateau, often leading to increased competition for market share.