The General Principle That the Impact of a Teratogen Depends

question 185

Multiple Choice

The general principle that the impact of a teratogen depends upon the genotype of the organism is best illustrated by

• A)rubella being more likely to cause birth defects during some times of pregnancy than during others.
• B)thalidomide during pregnancy causing deformed limbs,but not low birth weight,while the use of marijuana during pregnancy is associated with low birth weight but not deformed limbs.
• C)the effects of eating PCB-contaminated fish while pregnant not being obvious when a child is born,but appearing later in the child's life.
• D)two women who both drank heavily during pregnancy with one of them giving birth to a child with fetal alcohol syndrome and the other giving birth to a normal,healthy child.

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Definitions:

Environmental Defense

Efforts and actions aimed at protecting the natural environment from degradation, pollution, and destruction.

Clean Air Act

U.S. federal law designed to control air pollution on a national level by setting emissions standards for industries and vehicles.

Environmental Racism

The disproportionate impact of environmental hazards and lack of environmental benefits on minority and impoverished communities due to racial discrimination.

Corporate Welfare

Financial assistance, incentives, and benefits provided by the government to corporations and businesses, often with the intention of promoting economic growth or achieving certain policy objectives.