Teratogens Can Enter a Woman's Body Through Many Forms, EXCEPT

question 27

Multiple Choice

Teratogens can enter a woman's body through many forms, EXCEPT:

• A) drugs.
• B) environmental pollution.
• C) viruses.
• D) prenatal vitamins.

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Definitions:

Open Sentence

In predicate logic, a statement with a free variable.

Variable

1. In symbolic logic, a symbol that stands for some, but any, unnamed individual thing; 2. In statistics, a trait regarded as a generic attribute that can exist in different degrees (values).

Closed Sentence

In predicate logic, a statement in which every variable is bound by a quantifier.

Variable

An element, feature, or factor that is liable to vary or change, often used in mathematics, statistics, and scientific experiments to represent quantities or qualities that can assume different values.