Why Are C₄ Plants Able to Photosynthesize with No Apparent

question 11

Multiple Choice

Why are C₄ plants able to photosynthesize with no apparent photorespiration?

• A) They do not participate in the Calvin cycle.
• B) They use PEP carboxylase to initially fix CO₂.
• C) They are adapted to cold, wet climates.
• D) They conserve water more efficiently.
• E) They exclude oxygen from their tissues.

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Definitions:

Acid-test Ratio

A stringent indicator of a company's ability to quickly convert its short-term assets into cash to cover short-term liabilities, excluding inventory.