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BiologyTest 3 Cellular Respiration
Glycolysis, Oxidation of Pyruvate & Citric Acid Cycle, Oxidative Phosphorylation
34
Biology
Undergraduate 1
10/22/2015

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Term
What are the inputs of Glycolysis?
Definition
1 Glucose, 2 NAD+, 2 ATP, 4 ADP
Term
What are the outputs of Glycolysis?
Definition
2 Pyruvate, 2 NADH, 4TP, 2 ADP
Term
How many time is glucose phosphorylated during the first half of glycolysis?
Definition
phosphorylated twice
Term
Glucose is split into two three-carbon molecules known as?
Definition
G3P
Term
How many enzymes and ATPs are involved in the first half of Glycolysis?
Definition
5 enzymes, 2 ATP
Term
The second half of glycolysis involves phosphorylation without the use of?
Definition
ATP investment
Term
What does the second half glycolysis produce?
Definition
2 NADH, 4 ATP molecules to generate 2 pyruvate molecules
Term
Net ATP production of Glycolysis?
Definition
2 ATP
Term
Where does Glycolysis take place?
Definition
Cytoplasm
Term
In Oxidation of Pyruvate what happens in eukaryotic cells if oxygen is present?
Definition
-2 Pyruvate molecules enter mitochondria where each is converted to Acetyl CoA before entering the Citric Acid Cycle
-a Co2 is released (it is oxidized, transferring electrons to NADH)
-Coenzyme A is attached
Term
What are the inputs of Oxidation of Pyruvate?
Definition
2 pyruvate, 2 NAD +, 2 coenzymes A
Term
What are the outputs of Oxidation of Pyruvate?
Definition
2 Co2, 2 NADH, 2 Acetyl CoA
Term
Where does the Citric Acid Cycle take place?
Definition
Mitochondrial Matrix
Term
The Acetyl group from the Acetyl CoA is transferred to oxaloacetate to form?
Definition
Citrate
Term
Through a serious of reactions in the Citric Acid Cycle what happens to citrate?
Definition
it is oxidized so,
3 NADH
1 FADH2 are made
Term
How many Co2 are released in the Citric Acid Cycle?
Definition
2 Co2 released
Term
How many GTP or ATP is produced during the Citric Acid Cycle?
Definition
1
Term
What is the final product of the Citric Acid Cycle?
Definition
oxaloacetate
Term
Citric Acid Cycle inputs? (per glucose)
Definition
-2 Acetyl CoA
-4 H20
-6 NAD+
-2 FAD
-2 GDP
-2 Pi
-2 SH-CoA
Term
What are the Citric Acid Cycle outputs? (per glucose)
Definition
-4 CO2
-6 NADH
-2 FADH2
-2 GTP (2 ATP)
-4 SH-CoA
Term
What are the outputs of Glucose so far?
Definition
-4 ATP (2 from glycolysis, 2 from Citric Acid Cycle)
-6CO2 (2 from Oxidation of Pyruvate, 4 from Citric Acid Cycle)
10 NADH (2 from glycolysis, 2 from oxidation of pyruvate, 6 from Citric Acid Cycle)
2 FADH2 (from Citric Acid Cycle)
Term
Glucose is ______________ at the end of the Citric Acid Cycle?
Definition
completely oxidized
Term
Most of the ATP produced during cellular respiration occurs in the last pathway ___________
Definition
oxidative phosphorylation
Term
Oxidative Phosphorylation is the only pathway where ________
Definition
O2 is an input
Term
The pathway consists of an electron transport chain & ___________? Which generates _ _ _
Definition
Chemiosmosis, ATP
Term
How is energy provided for chemiosmosis?
Definition
H+ concentration gradient created by ETC
Term
The Electron transport Chain is a series of electron transporters embedded in the inner mitochondria membrane called...?
Definition
cristae
Term
In oxidative phosphorylation, protons (H+) is pumped from the mitochondrial matrix to the __________ and ______
is reduced to form _______
Definition
-intermediate space
-O2
-H2O
Term
Each component of the ETC is more __________ than the previous one.
Definition
-electronegative
Term
Electrons from NADH are transferred to _____________
Definition
-Complex I of ETC
Term
Electrons from FADH2 enter the _________
Definition
ETC at complex II
Term
At complex IV _______ is reduced and it is the final electron acceptor.
Definition
Oxygen
Term
The number of ATP generated by cellular respiration is about?
About how much energy does it store?
Definition
30-36
34% of the energy from glucose in ATP
Term
Glycolysis does not need ________
Definition
Oxygen (O2)
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