Biology Cellular Respiration

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The whole point of the cycle is to release __ Hydrogen atoms

12

How many carbon atoms are in Acetyl Co-A

2

How many times does the Krebs cycle happen

2

Only ____% of the available energy in glucose is released by fermentation

2

number of ATP produced in Krebs

2

number of ATP produced in glycolysis

2

Energy is created to form _ ATP

3

Number of ATP produced in ETC

32

Total of __ ATP are formed during ETC

32

Total of __ ATP molecules are formed during Cellular Respiration

36

How does ADP become ATP

ADP attaches to a Phosphate (P)

What is the entry molecule for the Krebs Cycle

Acetyl CO-A

What would be the problem if cellular respiration took place in one step

All energy would be released

Fermentation

Anaerobic breakdown of glucose hat results in a gain of 2 ATP molecules and end products such as alcohol and lactate

________ can change alcohol to Vinegar

Bacteria

Formula for Glucose

C6 H12 O6

Formula for Cellular Respiration

C6 H12 O6 + 6 02 -----> 6 CO2 + 6 H20 + 36 ATP

_____ is released as a byproduct of the Krebs Cycle

CO2

FAD

Carrier only found in the Citric Acid Cycle but not found in the process of fermentation

NAD+

Carrier that must be recycled during the process of fermentation

what is the first molecule formed during Krebs

Citric Acid

What is another name for the Krebs Cycle

Citric Acid Cycle

What are the two stages of Aerobic Respiration

ETC and Krebs Cycle

Calorie

Equivalent to 1000 calories

T of F, Glycolysis releases a great amount of energy

F

T or F, glucose is a product of cellular respiration

F

Without oxygen, Glycolysis allows cells to make small amounts of ATP through a process called

Fermentation

Pyruvic Acid

Final product of glycolysis, first reactant of the Krebs cycle

Glycolysis

First set of reactions present in both aerobic and anaerobic metabolic pathways

What are the 2 products of Glycolysis

Glucose and ATP

Reactants of Cellular Respiration

Glucose and oxygen

What are the 3 parts of Cellular Respiration

Glycolysis, Kreb's Cycle, and ETC

Who is the Krebs cycle named after?

Hans Krebs

Examples of aerobic respiration

Krebs Cycle, ETC

Coenzyme A

Major enzyme involved in the Krebs Cycle

Anaerobic

Metabolic pathway that doesn't use oxygen

Aerobic

Metabolic pathway that uses oxygen

Acetyl CO-A

Molecule made up of a 2-carbon molecule bonded with CoEnzyme A

how does NAD+ become NADH

NAD+ attaches to 2 electrons and 1 hydrogen atom

Mitochondria

Organelle where Cellular Respiration takes place

ETC

Passage of electrons along a series of protein carriers from a higher to a lower energy level

2 types of respiration

aerobic and anaerobic

What types of organisms rely on Cellular Respiration

all living organisms

Products of Cellular Respiration

carbon dioxide, water, and ATP

Glucose

chemical form of energy

What happens if oxygen is in short supply during Acetic Acid Fermentation?

converted into acetic acid

Krebs Cycle

cycle of reactions in mitochondria that begins with citric acid, produces carbon dioxide, ATP, NADH, FADH2

Where is Glycolysis located

cytoplasm

What do the folds within the mitochondria hold?

enzymes

Products of Alcoholic Fermentation

ethal alcohol and carbon dioxide

What process can only provide enough ATP for 90 seconds of activity

fermentation

Examples of an anaerobic process

fermentation and glycolysis

Cellular respiration often begins with

glucose

___________ is broken down during

glycolysis

Calorimeter

instrument used to measure heat-energy

Products of Lactic Acid Fermentation

lactic acid

The power plant of cells that burns glucose and stores energy

mitochondria

Where does Aerobic Respiration occur?

mitochondria

What is the first molecule of the Krebs Cycle called

oxaloacitate

Breaking down glucose requires

oxygen

The final electron acceptor in cellular respiration

oxygen

The final electron acceptor is

oxygen

Where does cellular respiration occur

plants and animals

Reactants of Alcoholic Fermentation

pyruvate

Reactants of Lactic Acid Fermentation

pyruvic acid

Lactic Acid causes

sore muscles

How does glycolysis start

splitting of glucose

Glycolysis

splitting of glucose into two molecules of pyruvate

What is a calorie

the amount of energy needed to raise one gram of water 1 degree Celsius

Cellular Respiration

the complete breakdown of glucose to carbon dioxide and water with the result of 36 ATP molecules

What happens if oxygen is in short supply during Lactic Acid Fermentation?

turned into Lactic Acid

Aerobic Respiration is used by

yeast and bacteria

Alcoholic Fermentation

yeast and bacteria make ATP by converting pyruvate into ethal alcohol and carbon dioxide


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