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Biology > Photosynthesis > Flashcards

Photosynthesis Flashcards

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AP® Biology flashcards Biology 101 flashcards
1
Q

What is the formula for photosynthesis

A

6CO + 12H2O + photons —>. C6H12O6 + 6O2 + 6H2O

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2
Q

What are the two main parts of photosynthesis

A

Light dependent, light independent

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3
Q

What is carbon fixation

A

The process of taking carbon from CO2 and attaching it to an organic molecule

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4
Q

Dense fluid within a chloroplast

A

Stroma

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5
Q

The space within the thylakoid

A

Thylakoid lumen

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6
Q

What does photo system 2 do

A

Uses photons to excite electrons then uses an electron transport chain to pump H+ ions into the thylakoid lumen.

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7
Q

What is photophosphorylation

A

The use of light to attach phosphate to ADP

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8
Q

What are the biproducts of the light reactions

A

ATP, NADPH

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9
Q

Where does the original electron come from in photosynthesis

A

H2O

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10
Q

What does photo system 1 do

A

Reduces NADP+ to NADPH

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11
Q

Where do the light independent reactions take place

A

In the stroma

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12
Q

Organism that uses light energy to synthesize organic molecules

A

Photoautotroph

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13
Q

Mesophyll

A

Interior leaf tissue

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14
Q

Stomata

A

Pores on the leaf that where CO2 enters and O2 exits

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15
Q

Action spectrum

A

Profile of the relative effectiveness of different wavelengths of radiation in driving photosynthesis

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16
Q

The flow of electrons through photo systems and other molecular components

A

Linear electron flow

17
Q

P680

A

Photo system 2

18
Q

P700

A

Photo system 1

19
Q

How many phases are in the calves cycle

A

3

20
Q

Phase one of the carbon system is also known as

A

carbon fixation

21
Q

Carbon fixation and Calvin cycle occur in different types of cells at the same time

A

C4 photosynthesis

22
Q

Input - 3CO2, 6ATP

Output -6 ADP

A

Phase one of the calvin cycle

23
Q

Phase 2 of the calvin cycle input and output

A

Input - 6 NADPH.

Output- NADP+ , 6 phosphates, G3P

24
Q

CAM photosynthesis

A

Carbon fixation and Calvin cycle occurs in the same cells at different times (day and night)

Biology (12 decks)

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