An Open Sore in the Stomach Wall Due Mainly to the Action

question 141

Multiple Choice

An open sore in the stomach wall due mainly to the action of a bacterium,Helicobacter pylori,is

• A)pernicious anemiA.
• B)heartburn.
• C)a hiatal hernia.
• D)an ulcer.

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Definitions:

Allele

A variant form of a gene at a particular location on a chromosome that controls a specific trait.

Genotype

The genetic makeup of an organism, determining inherited characteristics.

Phenotype

The set of observable characteristics of an individual resulting from the interaction of its genotype with the environment.

Sympathetic

Characterized by feelings of compassion or understanding towards the situations of others.