Why Can Anti-H Sometimes Be Found in an A₁B Individual

question 39

Multiple Choice

Why can anti-H sometimes be found in an A₁B individual?

• A) L-fucose does not attach to precursor substance.
• B) The H gene is not inherited.
• C) The specific immunodominant sugar blocks the presence of H antigen.
• D) The individual does not secrete H substance in secretions.

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Definitions:

Males and Females

Biological designations related to the sexual differentiation within species, typically referring to reproductive roles and capabilities.

Dementia

A group of symptoms affecting memory, thinking, and social abilities severely enough to interfere with daily functioning, often caused by diseases like Alzheimer's.

Alzheimer's Disease

A progressive neurological disorder that leads to memory loss, cognitive decline, and ultimately the inability to perform daily activities.

Distribution

The way in which something is shared out or spread across an area or among a population.