Cancer Is Not Usually Inherited Because

question 30

Multiple Choice

Cancer is not usually inherited because

• A) the chromosomal changes in cancer are usually confined to somatic cells.
• B) people with cancer usually die before reproducing.
• C) the causes of cancer are not usually genetic.
• D) the cancerous cells usually interfere with the ability to produce gametes.

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Definitions:

Net Primary Productivity

The rate at which plants and other photosynthetic organisms produce organic compounds in an ecosystem minus the rate at which they use some of these compounds through respiration.

Plant Respiration

The process by which plants take in oxygen and release carbon dioxide, involved in energy production at the cellular level.

Homoeothermic

Refers to organisms that maintain a constant internal body temperature regardless of external environmental conditions.

DDT

Dichloro-Diphenyl-Trichloroethane, a synthetic organic compound once widely used as an insecticide, now known to be an environmental pollutant.