5A-Light dependent stage Flashcards

1
Q

KEY TERM - NADPH

A

A coenzyme that is a proton and electron carrier in photosynthesis- energy carrier

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2
Q

KEY TERM - ATP

A

Adenosine Triphosphate, an energy molecule that when broken down provides energy for cellular processes

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3
Q

KEY TERM - photolysis

A

the process in which molecules are broken down by the action of light

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3
Q

What are the inputs of the light-dependent stage?

A
  • 12 H2O (water) molecules
  • 12 NADP+
  • 18 ADP +P
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3
Q

What are the outputs of the light-dependent stage?

A
  • 6 O2 (oxygen) molecules
  • 12 NADPH
  • 18 ATP
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4
Q

Step one-

A

Independent stage needs 24 hydrogens, so the 12 H2O molecules are split (reaction called Photolysis)

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5
Q

Step two-

A

Oxygen is released through the stomata (small amounts are kept in case of cellular respiration)

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5
Q

Step three-

A

Free hydrogen ions from the water molecule bond with NADP to create NADPH. ADP bonds with free phosphates to form the co-enzyme/energy carrier ATP. ATP is made by the enzyme ATP-Synthase. (loaded form)

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5
Q

What are the outputs of the light dependent stage?

A
  • 6 O2 molecules
  • 12 NADPH molecules
  • 18 ATP
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