Under Normal Conditions, Exercise Duration Is the Key Factor in Determining

question 35

True/False

Under normal conditions, exercise duration is the key factor in determining whether carbohydrate or
fat is used.

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Definitions:

Rubisco

An enzyme that catalyzes the first major step of carbon fixation in the process of photosynthesis.

Photorespiration

A metabolic pathway in plants that consumes oxygen, releases carbon dioxide, generates no ATP, and decreases photosynthetic output; it occurs when oxygen levels are high and carbon dioxide levels are low.

RuBP

Ribulose bisphosphate, a sugar involved in the initial step of carbon fixation in the process of photosynthesis.

Oxygen

A reactive, life-sustaining component of the atmosphere, essential for cellular respiration in aerobic organisms and critical for combustion processes.