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Study sets matching "term:pyruvate = end product of glycolysis"

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Study sets matching "term:pyruvate = end product of glycolysis"

7 terms
MCB Exam 3 (start and end products of glycolysis)
Start products
End products
where do the 2NADH and 2H+ go?
Where energy is invested:
glucose + 2ADP + 2Pi + 2NAD+
2 pyruvate + 2 net ATP (from SLP) + 2NADH + 2H+ (both from ox…
towards ETC (were making energy from oxidative phosphorylatio…
1st step: addition of phosphate to glucose, it "primes the pu…
Start products
glucose + 2ADP + 2Pi + 2NAD+
End products
2 pyruvate + 2 net ATP (from SLP) + 2NADH + 2H+ (both from ox…
41 terms
Glycolysis, Pyruvate Oxidation, and Citric Acid Cycle
Fatty acids can be broken down into
Glycerol from fatty acids can enter
Start point for _____________ pathways…
Glycolysis
Acetyl CoA
Glycolysis
Anabolic; fatty acids
A sequence of ten reactions (all catalyzed by different enzym…
Fatty acids can be broken down into
Acetyl CoA
Glycerol from fatty acids can enter
Glycolysis
7 terms
Enzymes
Glycolysis starting product
glycolysis end product
glycolysis net energy
pyruvate oxidation starting product
glucose
pyruvate (2)
2 atp, 2 NADH
pyruvate
Glycolysis starting product
glucose
glycolysis end product
pyruvate (2)
29 terms
GLycolysis Fates of Pyruvate Feeder Pathways into Glycolysis
Talley Sheet for glycolysis
RX 1 Glucose Glucose 6 phosphate
RX 2 Glucose 6 PO4 Fructose 6 PO4
RX 3 Fructose 6 PO4 Fructose 1,6 bis…
One 6 Carbon Glucose must be converted into two 3 Carbon Pyru…
Phosphorylation ... If you've added a phosphate, where did it co…
This is an aldose to ketose shift, but does not require B1... En…
This is a second phosphorylation... "bis" says "2" (may see as "…
Talley Sheet for glycolysis
One 6 Carbon Glucose must be converted into two 3 Carbon Pyru…
RX 1 Glucose Glucose 6 phosphate
Phosphorylation ... If you've added a phosphate, where did it co…
Bio 20, Glycolysis and Pyruvate Oxidation
Glycolysis is said to be _______, mean…
Glycolysis occurs in the _________ of…
Phosphorylation of glucose occurs ___…
The energy released by oxidizing PGAL…
anaerobic
cytoplasm
2
ATP
Glycolysis is said to be _______, mean…
anaerobic
Glycolysis occurs in the _________ of…
cytoplasm
37 terms
glycolysis - the catabolism of pyruvate
what is the net energy and redox yield…
where are the enzymes for glycolysis l…
how much NAD+ are present in a cell?
what is NAD+ derived from?
matrix of mitochondrial
only limited amounts
niacin, a vitamin
what is the net energy and redox yield…
where are the enzymes for glycolysis l…
matrix of mitochondrial
12 terms
Pyruvate
Pyruvate + Pyruvate Carboxylase + B7/b…
Pyruvate + Lactate Dehydrogenase + Nia…
Pyruvate + alanine aminotransferase +…
Pyruvate + pyruvate dehydrogenase + ... B…
Oxaloacetate... (gluconeogenesis and TCA cycle)
Lactate... (Cori cycle)... - end of anaerobic glycolysis... (RBCs, W…
Alanine... (Cahill cycle)... - carries amino groups from muscles to…
Acetyl CoA... (Glycolysis to TCA cycle)
Pyruvate + Pyruvate Carboxylase + B7/b…
Oxaloacetate... (gluconeogenesis and TCA cycle)
Pyruvate + Lactate Dehydrogenase + Nia…
Lactate... (Cori cycle)... - end of anaerobic glycolysis... (RBCs, W…
30 terms
Glycolysis
Reaction #1 Glycolysis
Glucose 6-phosphate
Hexokinase
Reaction #2 Glycolysis
product of reaction #1 of glycolysis
enzyme that phosphorylates glucose on C-6 during reaction #1…
Reaction #1 Glycolysis
Glucose 6-phosphate
product of reaction #1 of glycolysis
16 terms
glycolysis
glycolysis
anaerobic organisms
where does glycolysis take place?
energy investment phase overview
series of reactions that extract energy from glucose by split…
organisms that don't use o2 also have this pathway
-in cytosol of cell... -can be broken down into 2 stages:... energy…
-starting molecule of glucose gets rearranged and 2 phosphate…
glycolysis
series of reactions that extract energy from glucose by split…
anaerobic organisms
organisms that don't use o2 also have this pathway
33 terms
Glycolysis
Step 1 Glycolysis Reactant
Step 1 Glycolysis Enzyme
Step 1 Glycolysis Product
Step 2 Glycolysis Reactant
glucose
hexokinase
glucose-6-phosphate
glucose-6-phosphate
Step 1 Glycolysis Reactant
glucose
Step 1 Glycolysis Enzyme
hexokinase
12 terms
Glycolysis products
What happens in the steps of glycolysi…
glycolysis net equation
Step 1 product
Step 2 product
1. Add ℗ ... 2. Isomerize... 3. Add ℗ ... 4. Split (reverse aldol cond…
Glucose + 2ADP + 2 Pi + 2 NAD+ --> 2 Pyruvate + 2 ATP + 2 NAD…
Glucose-6-phosphate
Fructose-6-phosphate
What happens in the steps of glycolysi…
1. Add ℗ ... 2. Isomerize... 3. Add ℗ ... 4. Split (reverse aldol cond…
glycolysis net equation
Glucose + 2ADP + 2 Pi + 2 NAD+ --> 2 Pyruvate + 2 ATP + 2 NAD…
12 terms
Glycolysis
Glucose
Pyruvate
Acetyl CoA
ATP
A 6 carbon sugar that is used in Cellular Respiration to make…
1/2 of a glucose molecule. Has 3 carbons.
A molecule created when a carbon is moved from pyruvate. That…
Adenosine Triphosphate. Our energy "coin" that is required to…
Glucose
A 6 carbon sugar that is used in Cellular Respiration to make…
Pyruvate
1/2 of a glucose molecule. Has 3 carbons.
19 terms
WHS Bio Glycolysis/Krebs Cycle/Fermentation
Glycolysis
Glycolysis
Glycolysis
Glycolysis
Glucose Breaking
Anaerobic process
Occurs in Cytoplasm
Produces 2 Net ATP
Glycolysis
Glucose Breaking
Glycolysis
Anaerobic process
27 terms
Fates of Pyruvate after Glycolysis
Aerobic Metabolism Overall
Meaning of Anabolic Metabolism
Meaning of Catabolic Metabolism
Fate of (2mol) Pyruvate in Aerobic Con…
pyruvate is decarboxylated and sent to citric acid cycle (CAC)
SYNTHESIS of molecules as part of metabolism
BREAK DOWN of molecules for NRG gain or disposal as part of m…
Acetyl-CoA + 2(CO2) -> citric acid cycle (CAC)
Aerobic Metabolism Overall
pyruvate is decarboxylated and sent to citric acid cycle (CAC)
Meaning of Anabolic Metabolism
SYNTHESIS of molecules as part of metabolism
10 terms
glycolysis
what enzyme converts glucose to glucos…
glucokinase/hexokinase
what enzyme converts fructose-6-P to f…
phosphofructokinase
hexokinase, glucokinase
glucose --> glucose-6-P
phosphofructokinase
fructose-6-P to fructose 1,6 bis-P
what enzyme converts glucose to glucos…
hexokinase, glucokinase
glucokinase/hexokinase
glucose --> glucose-6-P
17 terms
Glycolysis, fermentation, and pyruvate conversion Quiz
How many ATP break up glucose into two…
NAP+ is a Hydrogen carrier in photosyn…
Each three-carbon molecule is converte…
At step 3 how many ATP are created?
2
NAD+
pyruvate
4
How many ATP break up glucose into two…
2
NAP+ is a Hydrogen carrier in photosyn…
NAD+
8 terms
Krebs cycle
Krebs cycle
pyruvic acid
carbon dioxide
NADH
second stage of cellular respiration; occurs in matrix of mit…
Reactant for the Krebs cycle
end product of Krebs cycle; where all the carbons from glucos…
high energy compound that carries electrons to be used later…
Krebs cycle
second stage of cellular respiration; occurs in matrix of mit…
pyruvic acid
Reactant for the Krebs cycle
9 terms
Glycolysis
Glycolysis Picture
Glycolysis (sugar-breaking)
Beginning
End Result (ATP)
1 molecule of glucose (6 carbon compound) is transformed into…
2 ATP molecules are used as a kickstart
4 ATP molecules are produced, creating a net gain of 2 ATP mo…
Glycolysis Picture
Glycolysis (sugar-breaking)
1 molecule of glucose (6 carbon compound) is transformed into…
45 terms
Glycolysis
Hexokinase/Glucokinase
hexokinase
Glucokinase
phosphofructokinase-1
irreversible ... ATP consumed here
Allosteric enzyme found in all cells... km is 0.1 mM; high affin…
liver and pancreas cells... km = 10 mM; low affinity/high capaci…
irreversible... Rate limiting step... First commited step... ATP consu…
Hexokinase/Glucokinase
irreversible ... ATP consumed here
hexokinase
Allosteric enzyme found in all cells... km is 0.1 mM; high affin…
8 terms
Krebs cycle
Krebs cycle
pyruvic acid
carbon dioxide
NADH
second stage of cellular respiration; occurs in matrix of mit…
Reactant for the Krebs cycle
end product of Krebs cycle; where all the carbons from glucos…
high energy compound that carries electrons to be used later…
Krebs cycle
second stage of cellular respiration; occurs in matrix of mit…
pyruvic acid
Reactant for the Krebs cycle
22 terms
Chapter 9 - Cellular Respiration - Glycolysis & Pyruvate Processing
Glucose
Cellular respiration
Gylcolysis
Pyruvate Processing
To make ATP, fats and stooge carbohydrates must be converted…
Which is more efficient, cellular respiration or fermentation?
One molecule of glucose is broken into 2 molecules of 3-carbo…
Processed to form the compound acetyl CoA. Another molecule o…
Glucose
To make ATP, fats and stooge carbohydrates must be converted…
Cellular respiration
Which is more efficient, cellular respiration or fermentation?
127 terms
BIO 1801 Test III App State
Process by which living cells obtain e…
What's the primary aim of Cellular Res…
Aerobic Respiration uses
Aerobic Respiration releases
Cellular respiration
To make ATP and NADH
Oxygen
Carbon Dioxide
Process by which living cells obtain e…
Cellular respiration
What's the primary aim of Cellular Res…
To make ATP and NADH
10 terms
Ch 8: Glycolysis and Krebs Cycle Summaries
1
2 NAD
2 ATP
4 ATP
glucose molecule is split
reduced to 2 NADH
consumed to phosphorylate intermediates
total are made by substrate level phosphorylation
1
glucose molecule is split
2 NAD
reduced to 2 NADH
13 terms
Krebs cycle
Krebs cycle
mitochondrial matrix
pyruvic acid
carbon dioxide
second stage of cellular respiration; occurs in matrix of mit…
liquid filled center of mitochonrion where the Kreb's cycle o…
Reactant for the Krebs cycle. This product of glycolysis is u…
end product of Krebs cycle; where all the carbons from glucos…
Krebs cycle
second stage of cellular respiration; occurs in matrix of mit…
mitochondrial matrix
liquid filled center of mitochonrion where the Kreb's cycle o…
18 terms
AIC 3: Fates of Pyruvate
Fates of pyruvate in mammals
NADH cofactor
Lactate dehydrogenase
Lactate Dehydrogenase Isoforms
1. Reduced to lactic acid (lactate)... 2. Enter the mitochondri…
NAD+ is an important cofactor in glycolysis: need to regenera…
Catalyzes the reduction of pyruvate to lactate in a reversibl…
Catalyzes the reduction of pyruvate to lactate in a reversibl…
Fates of pyruvate in mammals
1. Reduced to lactic acid (lactate)... 2. Enter the mitochondri…
NADH cofactor
NAD+ is an important cofactor in glycolysis: need to regenera…
47 terms
Glycolysis
______of glucose by _____ commits it t…
_____cannot be transported across the…
Glycolysis: specific tissue functions
Net reaction of glycolysis
Phosphorylation... Hexonkinase
Glucose 6-P
Red blood cells... required for energy (no mitochondria for oxid…
glucose + 2 NAD+ + 2 Pi + 2 ADP--> 2 pyruvate + 2 NADH + 2 H+…
______of glucose by _____ commits it t…
Phosphorylation... Hexonkinase
_____cannot be transported across the…
Glucose 6-P
13 terms
Krebs cycle
Krebs cycle
mitochondrial matrix
pyruvic acid
carbon dioxide
second stage of cellular respiration; occurs in matrix of mit…
liquid filled center of mitochonrion where the Kreb's cycle o…
Reactant for the Krebs cycle. This product of glycolysis is u…
end product of Krebs cycle; where all the carbons from glucos…
Krebs cycle
second stage of cellular respiration; occurs in matrix of mit…
mitochondrial matrix
liquid filled center of mitochonrion where the Kreb's cycle o…
13 terms
Glycolysis
reactants in glycolysis
End products of glycolysis
Pyruvate Oxidation involves
1st step of glycolysis
1 glucose, 1 NAD+, 2 ATP
2 pyruvate, 4 ATP (2 Net ATP), 2 NADH, 2 H+, 2 H2O
carboxyl group breaks off from pyruvate, breaking it down int…
hexokinase adds a phosphate to glucose. Costs 1 ATP. charge a…
reactants in glycolysis
1 glucose, 1 NAD+, 2 ATP
End products of glycolysis
2 pyruvate, 4 ATP (2 Net ATP), 2 NADH, 2 H+, 2 H2O
Lecture 9: Glycolysis and Fates of Pyruvate
What is the catabolic pathway that con…
What is the process of going from pyru…
What is the process of going from gluc…
What is the process of going from glyc…
Glycolysis
Glucogenesis
Glycogen synthesis
Glycogenolysis
What is the catabolic pathway that con…
Glycolysis
What is the process of going from pyru…
Glucogenesis
respiration 1 recap
cytoplasm
pyruvate
glucose
glycolysis
sit of glycolysis
the end product of glycolysis
needs to be destabilized by phosophorylation
stage of respiration common to both aerobic and anaerobic
cytoplasm
sit of glycolysis
pyruvate
the end product of glycolysis
25 terms
glycolysis & gluconeogenesis
regulated enzymes of glycolysis (3)
glycolysis basics
phases of glycolysis (2)
summary of aerobic glycolysis
1) hexokinase 2) phosphofructokinase 3) pyruvate dehydrogenase
generate ATP from glucose... pyruvate produced by glycolysis is…
1) preparative phase: ATP is consumed/investment phase; turn…
yields 2 ATP, 2 NADH (H+) (which can lead to production of 4-…
regulated enzymes of glycolysis (3)
1) hexokinase 2) phosphofructokinase 3) pyruvate dehydrogenase
glycolysis basics
generate ATP from glucose... pyruvate produced by glycolysis is…
28 terms
Glycolysis
Embden-Heyerhof-Parnas pathway
Entner-Doudoroff pathway
Glycolysis overview
ATP
Glycolysis pathway in cytoplasm of eukaryotes and some bacter…
Metabolic pathway in cytoplasm of some bacteria. Metabolises…
Partial oxidation of carbohydrate, with released energy trapp…
Stores bond energy from metabolism of nutrients.
Embden-Heyerhof-Parnas pathway
Glycolysis pathway in cytoplasm of eukaryotes and some bacter…
Entner-Doudoroff pathway
Metabolic pathway in cytoplasm of some bacteria. Metabolises…
56 terms
Glycolysis
Glucose
Glucose-6-Phosphate
Fructose-6-Phosphate
Fructose 1,6-Bisphosphate
Glucose
Glucose-6-Phosphate
6 terms
Pyruvate Transport Bridge
When does the pyruvate transport bridg…
What is the the molecule at the start…
What happens in the pyruvate transport…
What is the end product of the pyruvat…
After glycolysis to start the citric acid cycle
A three ring carbon pyruvate
The three ring carbon group looses CO2, NAD+ picks up those l…
Acetyl CoA
When does the pyruvate transport bridg…
After glycolysis to start the citric acid cycle
What is the the molecule at the start…
A three ring carbon pyruvate
31 terms
glycolysis
intermediary metabolism
metabolites
breakdown and synthesis
synthesis of carbohydrates
-pattern of biochemical reactions in a cell... -metabolites... -sev…
small organic molecules transformed in metabolic reactions
-food: breakdown of carbs in diet, release and capture energy…
-storage (glycogen)... -components of biomolecules (deoxyribose)…
intermediary metabolism
-pattern of biochemical reactions in a cell... -metabolites... -sev…
metabolites
small organic molecules transformed in metabolic reactions
8 terms
glycolysis
what is the overall production of ATP
what is the net product of ATP
what pathways does aerobic and anaerob…
what is glycolysis and where does it o…
4
2
glycolysis
a series of reactions hat begins with the breakdown of carbon…
what is the overall production of ATP
4
what is the net product of ATP
2
99 terms
Metabolism: Glycolysis
Glycolysis is the conversion of:
Aerobic glycolysis ends in:
Anaerobic glycolysis ends in:
Name the intermediates of glycolysis:
glucose to pyruvate or lactate
pyruvate
lactate
Glucose ... Glucose 6 phosphate ... Fructose 6 Phosphate ... Fructose…
Glycolysis is the conversion of:
glucose to pyruvate or lactate
Aerobic glycolysis ends in:
pyruvate
20 terms
Metabolism Summary Chart/ Photosynthesis
Glycolysis start products
Glycolysis end products
Glycolysis location in eukaryotes
Glycolysis location in prokaryotes
glucose (6 carbon), 2 NADH
2 pyruvate (3 carbon)
cytoplasm
cytoplasm
Glycolysis start products
glucose (6 carbon), 2 NADH
Glycolysis end products
2 pyruvate (3 carbon)
17 terms
Glycolysis
End product of glycolysis
Glucose transport systems
GLUT isoforms
Stages of glycolysis
Dependent on whether mitochondria and oxygen are present:... ae…
1) Na+-independent facilitated diffusion transport:... - mediate…
GLUT-1: most tissues and RBC... **GLUT-2: liver and pancreas, gl…
Energy investment: first 5 reactions... Energy production: last…
End product of glycolysis
Dependent on whether mitochondria and oxygen are present:... ae…
Glucose transport systems
1) Na+-independent facilitated diffusion transport:... - mediate…
27 terms
Glycolysis
Glycolysis
Glycolysis (I&O)
3 stages of Cellular Respiration
4 Major Pathways of Glucose Utilization
Enzyme catalyzed glucose degradation to yield 2 pyruvate mole…
Glucose (6C) --> Pyruvate (2X 3C)... Needs 2 ATPs... Generates 4 AT…
1. Glycolysis... 2. TCA cycle... 3. Electron Transport chain... All 3…
Glucose is excellent fuel and precursor for metabolic interme…
Glycolysis
Enzyme catalyzed glucose degradation to yield 2 pyruvate mole…
Glycolysis (I&O)
Glucose (6C) --> Pyruvate (2X 3C)... Needs 2 ATPs... Generates 4 AT…
29 terms
Glycolysis
Overall Reaction
3 fates of glucose:
GLUT-2
GLUT-1
Glucose + 2NAD+ + 2 Pi + 2 ADP = 2 pyruvate + 2 ATP + 2 NADH…
1) glycogen, starch, sucrose (storage)... 2) pyruvate (oxidation…
in liver and beta cells of pancreas; independent of insulin;…
in RBCS; independent of insulin; ... Km = 1 mM → high affinity =…
Overall Reaction
Glucose + 2NAD+ + 2 Pi + 2 ADP = 2 pyruvate + 2 ATP + 2 NADH…
3 fates of glucose:
1) glycogen, starch, sucrose (storage)... 2) pyruvate (oxidation…
22 terms
Glycolysis
cytosol/cytoplasm
no
smooth
folded
Where does glycolysis occur
does glycolysis need oxygen
describe the outer surface of the mitochondria
the inner membrane of the mitochondria is...
cytosol/cytoplasm
Where does glycolysis occur
no
does glycolysis need oxygen
59 terms
FA Biochem Glycolysis and Pyruvate Metab: Carbs 1
equation for glycolysis
where in the cell does glycolysis take…
products of aerobic glycolysis
products of anaerobic glycolysis
Glucose + 2Pi + 2ADP + 2NAD+ ->... 2Pyruvate + 2ATP + 2NADH + 2…
cytosol
2 Pyruvate, 2ATP, 2NADH
2 Lactate, 2ATP, 2NADH
equation for glycolysis
Glucose + 2Pi + 2ADP + 2NAD+ ->... 2Pyruvate + 2ATP + 2NADH + 2…
where in the cell does glycolysis take…
cytosol
Glycolysis
Glucose
Hexokinase
ATP->ADP
Glucose 6-phosphate
Starting molecule of Glycolysis
First step of Glycolysis
What happens during first step of glycolysis
Second molecule of Glycolysis
Glucose
Starting molecule of Glycolysis
Hexokinase
First step of Glycolysis
29 terms
ATP, Glycolysis, Fermentation
Endergonic
Adenosine TriPhosphate
3rd
When a phosphate is released from ATP…
Organisms are _______________ systems.
What does ATP stand for?
Most of ATP's energy is in its ______ phosphate.
phosphorylation
Endergonic
Organisms are _______________ systems.
Adenosine TriPhosphate
What does ATP stand for?
6 terms
Glycolysis
split glucose into pyruvic acid
glucose
2 pyruvic acid and 2 atp
can produce atp fast and occurs in cyt…
what is the function of glycolysis
reactants in glycolysis
products in glycolysis
advantages of glycolysis
split glucose into pyruvic acid
what is the function of glycolysis
glucose
reactants in glycolysis
35 terms
Cellular Respiration & Fermentation
Aerobic Respiration
Cellular Respiration
Redox Reactions
Oxidation
Catabolic pathway in which oxygen is consumed as a reactant a…
Includes both aerobic and anaerobic processes
A chemical reaction involving the complete or partial transfe…
The complete or partial loss of electrons from a substance in…
Aerobic Respiration
Catabolic pathway in which oxygen is consumed as a reactant a…
Cellular Respiration
Includes both aerobic and anaerobic processes
51 terms
Chapter 14 Glycolysis, Gluconeogenesis
Glucose is an excellent fuel because
Summary of glycolysis
4 Major pathways associated with gluco…
Storage of glucose
It yields good amount of energy upon oxidation... Can be efficie…
Used up:... 1 Glucose... 2 NAD+... 2 ADP... 2 Pi... Produced:... 2 Pyruvate... 2…
Storage... Glycolysis... Pentose Phosphate Pathway... Synthesis of Str…
*Can be stored in the polymeric form, starch or glycogen... *Whe…
Glucose is an excellent fuel because
It yields good amount of energy upon oxidation... Can be efficie…
Summary of glycolysis
Used up:... 1 Glucose... 2 NAD+... 2 ADP... 2 Pi... Produced:... 2 Pyruvate... 2…
12 terms
Glycolysis and Pyruvate Oxidation
Hexokinase
Phosphohexose isomerase
PFK1
Aldolase
Enzyme that phosphorylates Glucose to convert it into G6-P
Enzyme that converts G6-P to F6-P
Enzyme that phosphorylates F6-P to convert it into F1,6-BP
Enzyme that converts F1,6-BP into GAH3-P
Hexokinase
Enzyme that phosphorylates Glucose to convert it into G6-P
Phosphohexose isomerase
Enzyme that converts G6-P to F6-P
20 terms
Reactants and Products of Glycolysis and Citric Acid Cycle
glucose
glucose-6-phosphate
fructose-6-phosphate
fructose-1,6-bisphosphate
glucose
glucose-6-phosphate
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