Stomach Cells Are Moderately Well Adapted to the Acidity and Protein-Digesting

question 26

Multiple Choice

Stomach cells are moderately well adapted to the acidity and protein-digesting activities in the stomach by having ________.

• A) a sufficient colony of H. pylori
• B) a thick, mucous secretion and active mitosis of epithelial cells
• C) a high level of secretion of enzymes by chief cells
• D) a cell wall impermeable to acid

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Definitions:

Protist Structures

The varied and complex cellular organizations found in protists, ranging from single-celled to multicellular forms.

Eyespot

A pigmented organelle found in some algae and protozoa, allowing the organism to sense light direction.

Giardiasis

An infection of the small intestine caused by the protozoan parasite Giardia lamblia, leading to diarrhea, abdominal pain, and weight loss.

Diplomonads

A group of flagellated protozoa, often parasites, with two nuclei and multiple flagella, found in anaerobic environments.