Why Is CO₂ Split Off of the C₄ Carriers Once

question 66

Multiple Choice

Why is CO₂ split off of the C₄ carriers once they get into the bundle sheath cells?

• A)so that the CO₂ can be used by Rubisco to initiate the Calvin cycle
• B)so that the CO₂ can be used by PEP carboxylase to initiate the Calvin cycle
• C)so that the CO₂ can be used by Rubisco to initiate the C₄ pathway
• D)so that the CO₂ can be used by PEP carboxylase to initiate the C₄ pathway
• E)so that the O₂ can be used by Rubisco to initiate the Calvin cycle

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Definitions:

Parenteral Nutrition (PN)

A method of feeding that bypasses the gastrointestinal tract, providing nutrition directly into the bloodstream through an intravenous solution.

Consistent Infusion Rate

The maintained regular flow rate of intravenous fluids or medications into a patient's bloodstream.

Synthesized Vitamin

A vitamin that is created in a laboratory setting rather than obtained from natural food sources, designed to mimic the biological activity of its natural counterpart.

Intestine

A part of the alimentary canal extending from the stomach to the anus, involved in nutrient absorption and waste elimination.