In a Person Who Loses the Ability to Absorb Vitamin

question 90

Multiple Choice

In a person who loses the ability to absorb vitamin B₁₂, approximately what period of time could elapse before deficiency signs develop?

• A) 1 month
• B) 6 months
• C) 1 year
• D) 3 years

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Definitions:

Aerobic Cellular Respiration

The process in which cells use oxygen to break down glucose and generate ATP, water, and carbon dioxide as byproducts.

Glycolysis

The metabolic pathway that breaks down glucose into pyruvate, producing ATP and NADH, happening in the cell's cytoplasm.

ATP

Adenosine triphosphate, a molecule that carries energy within cells, used as a primary energy source for cellular processes.

ADP

Adenosine diphosphate, a molecule involved in energy transfer within cells.