7 Questions
Which compound is the key molecule involved in photosynthesis in the stroma of the chloroplast?
Ribulose 1, 5 bisphosphate
What is the name of the enzyme that reacts with CO2 with ribulose to form a compound called carboxylation?
Rubisco
What is the name of the compound formed from the carboxylation reaction?
3 phosphoglycerate
Which enzyme is responsible for the first reaction of CO2 in the mesophyll cells of C4 plants?
PEPCase
What happens to the malate acid in the bundle sheath cells of C4 plants?
It releases CO2
Which plants naturally evolve the ability to avoid photorespiration?
C4 plants
What happens to the CO2 in CAM plants during the daytime when the stomata is closed?
CO2 releases malic acid
Test your knowledge on the principles of plant physiology, specifically focusing on carbon (or dark) reactions. Explore topics such as carbon dioxide fixation, sugar formation, and enzyme mediation. Learn about variations in plant physiology, including C3, C4, and CAM plants. Challenge yourself with questions on the Calvin-Benson cycle and the role of ribulose 1,5-bisphosphate in the stroma of the chloroplast.
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