Multiple choice

Crassulacean acid metabolism is a carbon fixation pathway that evolved in which of the following plants?

  1. Monocot

  2. Dicot

  3. Xerophytes

  4. C3 plants

  5. C4 plants
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Xerophytes, such as cacti and most succulents, also use PEP carboxylase to capture carbon dioxide in a process called Crassulacean acid metabolism (CAM).

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