Term
the last stage of cellular respiration, in which the most ATP is produced, is: |
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Definition
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What are some outputs of glycosis? |
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Definition
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match the typical ATP production of the different steps of cellular respiration:
Glycolysis Citric Acid ETC
2 ATP 34 ATP 4 ATP (2 as a net gain) |
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Definition
Glycolysis – 4 ATP (2 as a net gain) Citric Acid – 2 ATP ETC – 34 ATP |
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Term
the prepatory steps, the citric acid cycle, and the elctron transport chain occur inside the _____ |
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Definition
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What is produced during cellular respiration? |
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Definition
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What are inputs of cellular respiration AND outputs of photosynthesis? |
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Definition
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the phase of ceullular respiration that takes place outside of the mitochondrion, does not require the presence of oxygen, and produces two ATP molecules is called _____________ |
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Definition
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list the steps of lactic acid fermentation in order from when glujcose enters the process: |
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Definition
2 ATP are invested NADP is produced 4 ATP are produced for a net gain of 2 ATP Pyruvate is produced NADP gives up electrons and hydrogens to another molecule Lactic acid is produced |
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Term
if 1 molecule of glucose produces 1- molecules of NADP and 2 molecules of FADH2, how much ATP is produced in the ETC? |
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Definition
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fermentation is used by cells when _____ is not present |
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Definition
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What are the reactants for cellular respiration? |
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Definition
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Term
cellular respiration is essentially the reverse of photosynthesis. |
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Definition
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Term
What carriers are produced during the citric acid cycle? |
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Definition
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Term
list the steps of glycosis from the point at which glucose enters until the point |
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Definition
2 ATP transfer phosphate groups to substrates. G3P is produced NADH is produced 4 ATP |
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Term
where, specifically, does the citric acid cycle (Krebs cycle) occur? |
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Definition
Matrix of the mitochondria |
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Term
glycolysis and the citric acid cycle each have a net ATP production of: |
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Definition
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Term
the amount of oxygen needed to metabolize lactate is referred to as the oxygen ____ |
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Definition
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Term
in the electron transport chain of cellular respiration, electrons are passed from one molecule to the next. As the lectrons move down the chain their energy levels change from a _______ energy level to a ______ energy level. |
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Definition
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Term
the two steps of glycolysis: |
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Definition
The energy-investment step and the energy-harvesting step |
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Term
the enzyme ATP synthase is located on the mitochondrion’s ______ _______ |
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Definition
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What is the chemical equation for cellular respiration. |
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Definition
Glucose + Oxygen yields carbon dioxide and water + energy |
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Term
before being used for energy during cellular respiration, into what two parts are an amino acid broken? |
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Definition
Ammonia and hydrocarbon backbone |
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Term
the inputs into the citric acid cycle are ____ |
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Definition
FAD NAD+ ADP C2 Acetyl group |
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Term
explain how the movement of electrons down the etc produces ATP? |
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Definition
As the electrons move down the ETC their energy causes H+ to be pumped across the inner membrane and the concentration gradient stores energy. |
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Term
in the electron transport chain of cellular respiration, electrons are passed from one molecule to the next. As the electrons move down the chain their energy levels change from a ____ energy level to a ____ energy level. |
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Definition
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Term
the intermembrane space is found ___ |
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Definition
Between the outer and inner membranes of the mitochondrion |
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Term
in cellular respiration, which molecule is oxidized? |
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Definition
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Term
fats and oils are processed before they enter cellular respiration and are broken down into ____ |
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Definition
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Term
ATP is produced as _____ ions move through ATP synthase |
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Definition
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Term
once they give up electrons, NADH and FADH2 become ___ |
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Definition
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Term
during the preparatory reactions, how many molecules of CO2 are produced per glucose molecule? |
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Definition
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Term
what is the end product of fermentation in yeasts? |
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Definition
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1. During cellular respiration, the breakdown of ____ releases a great deal of ____ that is then used by the cell. |
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Definition
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2. During the four stages of cellular respiration, energy is released when the _____ of glucose are broken down and then used to make the energy molecule ____ |
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Definition
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3. Cellular respiration is a(n) ______ in which glucose is _____ to form carbon dioxide and oxygen is _____ to form water |
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Definition
Redox reaction; oxidized; reduced |
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Term
The chemical equation for cellular respiration is essentially the reverse equation of ______ |
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Definition
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Term
Cells obtain energy by ______ food molecules such as glucose. |
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Definition
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Term
Which of the following best describes the reduction of the coenzyme NAD+? |
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Definition
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Term
A hydrogen atom consists of _____ |
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Definition
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Term
NADH serves as an electron carrier that can donate its hydrogen to other molecules. |
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Definition
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In glycolysis, glucose is converted to ____ |
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Definition
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The NET result of a single glycolysis run is the formation of ___ |
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Definition
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Under anaerobic conditions, the end-product of glycolysis is converted to: |
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Definition
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The process of _____ breaks down glucose under anaerobic conditions. |
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Definition
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13. Bacteria uses fermentation and can produce an organic acid, like ____, or an ______ and CO2, depending on the type of bacterium. |
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Definition
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In athletes, _____ is reduced to lactate during fermentation, which can lead to muscle “burn.” |
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Definition
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Another byproduct of fermentation in some yeasts is _____, which makes bread rise. |
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Definition
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Instead of lactate, ______ _____ is a byproduct of fermentation in some yeasts and is used to make beverages such as beer and wine, |
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Definition
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Term
Before entering the citric acid cycle, pyruvate is converted to ____ |
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Definition
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Term
A single ‘turn’ of the citric acid cycle will yield: |
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Definition
1 ATP, 3 NADH, and 1 FADH2 |
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Term
The Krebs cycle occurs in the mitochondria. |
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Definition
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Term
What is the enzyme used to synthesize ATP? |
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Definition
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Term
The electrons that are transferred through the electron transport system initially belonged to _____ |
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Definition
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Term
When oxygen accepts electrons, water is produced as a byproduct. |
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