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49 Cards in this Set
- Front
- Back
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Which of the following statements correctly describes Glycolysis? a) glycolysis occurs in the mitochondria b) glycolysis requires O2 c) glycolysis produces two molecules of pyruvate d) all of the above |
c) glycolysis produces two pyruvate |
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Glycolysis occurs in the what? |
cytosol |
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If oxygen is not available ____ follows glycolysis. |
fermentation |
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When electrons are removed from pyruvate in the transition reaction, they are accepted by ____? |
NAD+ |
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The electron transport system is located in the ___? |
cristae |
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Which of the following Citric Acid cycle products is disposed of by our respiratory system when we exhale? |
CO2 |
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When electrons are removed from pyruvate in the transition reaction, they are accepted by ___? |
NAD+ |
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The ATP produced during glycolysis is produced by? |
substrate-level phosphorylation |
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There is/are _____ pyruvate molecule(s) produced per glucose molecule during glycolysis |
two |
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Catabolism _____? a) breaks down molecules b) tends to be exergonic c) drives anabolism d) all of the above |
d) all of the above |
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During fermentation, ___ is regenerated and it returns to glycolysis to pick up more electrons. |
NAD+ |
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Oxygen debt is? |
the amount of oxygen needed to get rid of lactate |
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The final electron acceptor in the electron transport system is? |
O2 |
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How many ATP molecules are produced when FADH2 delivers electrons to the electron transport system? |
2 |
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Animal cells perform _____ fermentation. |
lactate (lactic acid) |
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The product of fermentation that can be lethal to the cells which perform it is _____? |
alcohol |
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Plants are able to synthesize all of the amino acids they need. Humans are only capable of synthesizing 11 amino acids with the others termed _____? |
essential amino acids |
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When NADH is produced during the transition reaction and Citric Acid cycle delivers electrons to the electron transport system, _____ ATP is/are produced. |
3 |
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The energy released by the electron transport system produces ATP by? |
oxidative phosphorylation |
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A poison which inhibits the activity of cytochrome oxidase will result in the following reaction? |
insufficient ATP |
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Photosynthesis utilizes? |
only visible light |
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Which of the following is only minimally absorbed by chlorophylls a and b? |
green light |
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The importance of photosynthesis is that photosynthetic organisms produce _____ for the biosphere. |
organic food |
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The reactants of photosynthesis include all of the following except? |
carbohydrates |
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The oxygen given off by photosynthesis comes from? |
H20 |
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A solution to global warming is? a) plant more shrubs and trees b) use fewer fossil fuels c) protect the rainforest d) all of the above |
d) all of the above |
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C4 plants fix CO2 to? |
PEP |
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The six-carbon molecule resulting from carbon-dioxide fixation immediately breaks down to form? |
2, three-carbon PGA molecules |
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Which correctly describes the light-independent reactions?
a) ATP is produced b) CO2 is reduced c) sunlight is required d) O2 is produced |
b) CO2 is reduced |
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CO2 fixation occurs when CO2 combines with? |
ribulose bisphosphate (RuBP) |
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A plant can use PGAL to make? a) sucrose b) oils c) cellulose d) all of the above |
d) all of the above |
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The energy and electrons needed for the reduction synthesis are supplied by? |
NADPH and ATP |
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The light-dependent reactions take place in the? |
thylakoids |
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The plant pigments, _____, absorbs light in the violet-blue-green range and therefore appear shades of yellow and orange. |
carotenoids |
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Photosynthetic pigments capture ___ of the solar energy that reaches the earth. |
less than 2% |
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About 20-50% of the protein content in chloroplasts is _____ which speeds up CO2 fixation. |
RuBP carboxylase |
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Five molecules of PGAL are used to produce ___ so that the Calvin cycle can continue. |
RuBP |
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In a C4 plant, the ____ cells contain chloroplasts. |
bundle sheath and mesophyll |
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C4 plants like corn and crabgrass grow better when conditions are? |
hot and dry |
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Which of the following is NOT a product of the light-dependent reactions? a) ATP b) O2 c) glucose d) NADPH |
c) glucose |
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How do you know if cellular respiration is working / or in effect? |
Measure CO2 |
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How do you know if photosynthesis is working / or in effect? |
Fire can be ignited because of the presence of O2 |
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NAD+ can be found in what? |
Both animals and plants |
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NADPH can be found in what? |
Plants only |
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Photosynthesis occurs in the what? |
Chloroplast |
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Photosynthesis requires what? |
Sun, Water, and Carbon Dioxide |
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What colors do plants Use? |
V/I/B or O/R (Violet/ Indigo/ Blue/ Orange/ Red) |
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Calvin Cycle Diagram |
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Light-Dependent Reactions Diagram |
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