Steps of the Cycle
Where does the Calvin cycle occur?
In the Stroma of the chloroplasts
Which reaction uses ATP (for electrons) and N H D P H (for energy) from light reactions?
Reduction of carbon dioxide
The Calvin cycle is also called the____ reaction
Independent
What is the main focus of photosythesis?
to convert light to energy into chemical energy
When does the Calvin cycle occur?
Both day and night
What is the first step out of three in the Calvin cycle
Carbon Dioxide fixation
Which reaction in the cycle uses C O2 from the atmosphere attached to RuBP by RuBP carboxylase (rubisco)?
Fixation of carbon dioxide
The enzyme ____is responsible for fixing CO2 to RuBP
RuBisCO
what organelle carries out photosythesis?
Chloroplasts
What is ATP?
Adenosine Triphosphate = Energy
What is the second step out of three in the Calvin cycle
Carbon Dioxide reduction
which reaction causes 1 G3P that can be made into glucose or other organic molecules.
Regeneration of RuBP
The main purpose of the Calvin cycle is to produce_____, a 3-carbon sugar
G3P
What pigment absorbs sunlight for photosynthesis
Chlorophyll
What energy is needed for photosynthesis?
Solar energy
What's the last step out of three in the Calvin cycle?
Regeneration of first substrate (RuBP)
Which reaction utilizes ATP from light reactions?
Regeneration of RuBP
____molecules of carbon dioxide are needed to make one glucose molecule
6
What are plants adapted to what conditions in their environment?
Light and rainfall
What organism can create their own food?
What is the Calvin Cycle powered by?
It's powered by ATP and N A D P H generated by light reactions
Which reaction Forms G3P, which can become glucose
Reduction of Carbon dioxide
_____is the first phase in the Calvin cycle
Carbon dioxide fixation
When weather is hot and dry, what is critical to preventing?
Water loss
This process is the opposite of the Calvin cycle in terms of gas exchange