Which Choice Is Not Regarded as an Initiating Factor in the Development

question 76

Multiple Choice

Which choice is not regarded as an initiating factor in the development of oral cancer?

• A) Cigar, pipe, and cigarette smoking
• B) Snuff dipping and tobacco chewing
• C) Consumption of alcohol
• D) Chronic irritation

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Definitions:

Test Cross

A genetic experiment involving the breeding of an individual of unknown genotype with a homozygous recessive individual, to determine the unknown genotype.

Phenotype

The set of observable characteristics or traits of an organism, resulting from the interaction of its genotype with the environment.

Color Blindness

A condition where an individual has difficulty distinguishing between certain colors, due to defects in the color-sensing pigments in the eye.

Product Rule

The rule for combining the probabilities of independent events by multiplying their individual probabilities. Compare with sum rule.