A Researcher Who Detects a Higher- Than- Normal Amount of Interferon

question 41

Multiple Choice

A researcher who detects a higher- than- normal amount of interferon in a laboratory rat would correctly conclude that

• A)monocytes are differentiating into macrophages in the rat's bloodstream.
• B)the rat's diet is deficient in calcium.
• C)the rat has,or recently had,a viral infection.
• D)cancerous cells are present in the rat.

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Definitions:

Crosses

The process of breeding or mating individuals from different genetic lineages, resulting in hybrid offspring.

Widow's Peak

is a distinct V-shaped point in the hairline in the center of the forehead.

Genotypes

The genetic makeup of an organism, consisting of the alleles that an organism possesses.

Continuous Hairline

A hairline with an uninterrupted, smooth transition across the forehead, typically seen as an aesthetic feature.