The Cell Cycle Checkpoints

question 35

Multiple Choice

The cell cycle checkpoints

• A) are regulated by oncogenes.
• B) act as barriers to cell division of cancerous cells.
• C) are bypassed by normal cells.
• D) prevent normal cells from dividing.
• E) keep cells with damaged DNA from dividing.

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Definitions:

Anabolic Reactions

Metabolic pathways that construct molecules from smaller units, requiring energy input, such as the synthesis of proteins from amino acids.

Catabolic Reactions

Metabolic processes that break down larger molecules into smaller units, often releasing energy in the process.

Daily Values

Dietary reference values useful for planning a healthy diet. The Daily Values are taken from the Reference Daily Intakes (RDIs) and the Daily Reference Values.

Kilocalorie Reference Diet

A standard measure used in nutrition to estimate the energy content of foods, often used in the context of daily intake recommendations.