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Science > photo+cel res > Flashcards

photo+cel res Flashcards

1
Q

what are two types of reactions in photosynthesis

A

light dependent reaction, light independent reaction

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2
Q

Light dependent reaction

A

occurs in thylakoids, is what takes energy from sun & converts it to electron carriers/energy plants can use.

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3
Q

light independent reaction

A

occurs in the stroma/calvin cycle, converts energy from electron carriers into storage sugars.

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4
Q

light dependent reaction uses h20 & sunlight along with ATp to

A

move energy out of thylakoids & into stroma

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5
Q

light dependeant reaction is done through

A

electron carriers like NADPH

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6
Q

in light dependent, sunlgiht makes electrons in

A

chlorophyll very excited

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7
Q

in light dependent, excited electrons move an extra electron (H+) from

A

h20 and add to molecule called NADP+

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8
Q

the NADPH carries…

A

the very excited high energy electrons out of the thylakoids & into the stroma.

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9
Q

NADPH can be used in…

A

making sugars by powering light independent reaction in stroma

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10
Q

process of photosynthesis is?

A

a chemical reaction, most important one

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11
Q

all of life is

A

dependent on the sun for energy

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12
Q

what do plants need in photo

A

sunlight, carbon dioxide, water, chlorophll

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13
Q

What is the equation for the chemical reaction of photosynthesis?

A

6CO2+6H2O –> C6H12O6+6O2

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14
Q

photosynthesis:

A

The process of changing light energy to chemical energy

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15
Q

Glucose/sugars

A

C6H12O6

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16
Q

photo is energy stored as:

A

sugar

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17
Q

photo occurs in:

A

plants & most algae

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18
Q

in photo, plats need

A

light energy, CO2, H2O

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19
Q

where does photo take place?

A

in chloroplast using chlorophyll

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20
Q

the calvin cycle uses energy from

A

ATP & NADPH from the light dependent reaction to produce high-energy sugars (food)

21
Q

calvin cycle is light dependent or light independent?

A

light independent

22
Q

in calvin cycle, energy is carried into

A

stroma in form of NADPH

23
Q

in calvin cycle, the energy in form of NADPH is used to convert

A

CO2 from atmosphere into sugars (C6H12O6) to be used to the help the plant/algae grow

24
Q

light dependent reaction:

A

6H20 & 6O2

25
Q

light independent reaction:

A

6CO2 & C6H12O6

26
Q

what are the reactants

A

Water(H2O) & Carbon Dioxide(CO2)

27
Q

What are the products

A

high energy sugars(C6H12O6) & Oxygen(waste)

28
Q

cellular res:

A

process that releases energy by breaking down food molecules in the presence of oxygen

29
Q

the end result of cellur res is around

A

32 ATP molecules of energy for the cell to use

30
Q

CR is the breakdown of

A

glucose molecules to release stored energy

31
Q

CR takes place in

A

all living things

32
Q

CR takes place in the direct movement of

A

sugars to the mitochondria in plants

33
Q

CR takes place through

A

indigestion in non-plants

34
Q

CR, similar to photo is a

A

multi step process

35
Q

what is differnce between photo and CR

A

waste of photo is reactants in CR

36
Q

equation for CR

A

C6H12O6+6O2 –> 6CO2+6H2O+~32ATP

37
Q

glycolysis breaks glucose into

A

2 ieces of pyruvate so it can go through mito

38
Q

break down pyruvate and strip out

A

CO2+~2ATP

39
Q

in kreb cycle, pyruvate is converted to

A

free electrons

40
Q

in krebs, about how much ATP?

A

~2ATP

41
Q

electron transportation chain

A

O2 used to remove H & leave electrons produces H2O

42
Q

in electron transportation chain how much ATP

A

28 ATP

43
Q

where does glycolysis occur

A

in cytoplasm

44
Q

in glycolysis, how many ATP are released?

A

2 ATP

45
Q

the pyruvate from glucose is moved to

A

mitochondria to be used in the next cycle.

46
Q

when glycolysis is in an Anaerobic process, for these processes

A

no oxygen is required

47
Q

when glycolysis is in an anaerobic process, it includes

A

glycolysis, breakdown of glucose & fermentation

48
Q

what are some examples of anaerobes

A

some bacteria & yeast

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