Chapter 9 Study Guide

Chapter 9 Study Guide

By Kyla Cymone

Match

Match the word roots to their definitions.

• Air

• Remove/reverse

• Breakdown

• Sugar

• Without

Aer- (as in aerobic respiration)

De- (as in dehydrogenase)

-lyse (as in hydrolysis)

Glyco- (as in glycolysis)

An- (as in anerobic respiration)

• Aer- (as in aerobic respiration)

• De- (as in dehydrogenase)

• -lyse (as in hydrolysis)

• Glyco- (as in glycolysis)

• An- (as in anerobic respiration)

Drag and Drop

Chemical energy stored in molecules on earth ultimately came from ​

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and leaves the ecosystem as ​

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.

​ Respiration is defined as the exchanging of gases within a system. The waste products of cellular respiration in particular are ​

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. These products are recycled through a process called ​

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, in which they function as reactants and are converted into ​

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.

Drag these tiles and drop them in the correct blank above

the sun

heat

carbon dioxide and water

photosynthesis

sugar and oxygen

Match

Match the following terms to the definitions.

• A process that generates ATP in the absence of oxygen.

• A process that generates ATP when oxygen is present.

• The exchange of gases within the body and its environment.

• The break down of glucose to generate ATP.

• The type of process cellular respiration is considered.

Fermentation

Aerobic Respiration

Respiration

Cellular Respiration

Catabolic

• Fermentation

• Aerobic Respiration

• Respiration

• Cellular Respiration

• Catabolic

Categorize

Options (8)

Catabolic

Spontaneous

Occurs in the mitochondria

C6H12O6 + 6O2 -> 6CO2 + 6H2O + Energy

Anabolic

Nonspontaneous

Occurs in the chloroplast

6CO2 + 6H2O + Light -> C6H12O6 + 6O2

Compare cellular respiration to photosynthesis.

Cellular Respiration

Photosynthesis

Drag and Drop

The mnemonic OIL RIG stands for...

O - ​

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IS

L - ​

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(of electrons)



R - ​

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Is

G - ​

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(of electrons)



This mnemonic helps you predict the outcome of a ​

Placeholder

reaction.

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Loss

Oxidation

Reduction

Gain

redox

Match

Given the example C₄H₆O₅ + NAD⁺ → C₄H₄O₅ + NADH + H⁺, which molecule is oxidized? reduced?

For this question, think of hydrogen as the "electron".

• C₄H₆O₅ (1)

• NAD+ (1)

• NAD+ (2)

• C₄H₆O₅ (2)

Oxidized

Reduced

Oxidizing Agent

Reducing Agent

• Oxidized

• Reduced

• Oxidizing Agent

• Reducing Agent

Multiple Choice

True or False: Catabolic pathways can directly move flagella, pump solutes across membranes, polymerize monomers, and perform other kinds of cellular work.

• True

• False

Multiple Choice

True or False: Oxidizing and reducing agents must always be paired together, under any circumstances. You cannot have one without the other.

• True

• False

Multiple Select

What are the main energy yielding biomolecules? Select all that apply.

• Lipids

• Carbohydrates

• Proteins

• Nucleic Acids

Categorize

Options (11)

NAD+

FAD++

NADH

FADH2

Lost electrons

Gained electrons

Organic molecules that help enzymes function

In cellular respiration, they carrier electrons to the electron transport chain

Inorganic OR organic molecules that help enzymes function.

CoA

Iron in blood

4 of the following options are all coenzymes used in cellular respiration. Organize them into whether they are in an oxidized or reduced state sort the definition of those terms in the appropriate category.

Oxidized

Reduced

Coenzyme

Cofactor

Reorder

Reorder the following phases of cellular respiration in order of which they occur.

• Glycolysis

• Pyruvate Oxidation (Intermediate Step)

• Citric Acid Cycle (Krebs Cycle)

• Electron Transport Chain

• Chemiosm

1

2

3

4

5

• 1
• 2
• 3
• 4
• 5

Reorder

Reorder the molecules in order of which they are involved in cellular respiration.

• Glucose

• Pyruvate

• Acetyl CoA

• Oxaloacetate

• Citrate

1

2

3

4

5

• 1
• 2
• 3
• 4
• 5

Labelling

Label the overview of cellular respiration.

Drag labels to their correct position on the image

Substrate level phosphorylation (1)

Pyruvate

Substrate level phosphorylation (2)

Oxidative Phosphorylation

Acetyl CoA

Glucose

Electrons carried via NADH & FADH2

Electron Transport Chain

Chemiosmosis

Electrons carried via NADH

Drag and Drop

During the energy investment phase of glycolysis, ​

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are used. During the energy payoff phase of glycolysis, ​

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are formed & ​

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are filled, resulting in ​

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.



The net outputs of glycolysis are ​

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of each of the following: pyruvate, ATP, & NADH.

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2 ATP

4 ATP

2 NAD+

2 NADH

2

4 NAD+

4 NADH

4

3

1

Reorder

Reorder the following reactions that occur in the intermediate step (pyruvate oxidation) as they occur.

• Pyruvate enters the mitochondria via active transport.

• A pyruvate dehydrogenase removes a carbon from pyruvate.

• Carbon exits the cell as carbon dioxide.

• NAD+ harvests H+ from pyruvate, becoming NADH.

• Coenzyme A (CoA) is added to the 2 remaining carbons.

1

2

3

4

5

• 1
• 2
• 3
• 4
• 5

Labelling

Label the following figure showing pyruvate oxidation (intermediate step).

Drag labels to their correct position on the image

Coenzyme A

CO₂

Pyruvate Dehydrogenase

Cytosol

Mitochondria

Acetyl CoA

Pyruvate

Transport Protein

NADH

NAD+

Complete page 7 on your study guide.

Labelling

Label each part of the citric acid cycle (Krebs cycle).

Drag labels to their correct position on the image

Isocitrate

ADP -> ATP

5 C molecule

Citrate

FAD++ -> FADH2

Oxaloacetate

Acetyl CoA

4 carbon molecule

Match

Match the functions of each component of cellular respiration.

• Make pyruvate that will eventually be used in the citric acid cycle.

• Harvest as much energy in the form of electrons to send to the electron transport chain

• Create a hydrogen gradient that ATP Synthase will use

• Create a plethora of ATP

• Create acetyl coA that will facilitate the adding of 2 carbons onto oxaloacetate

Glycolysis

Citric acid cycle

Electron transport chain

Chemiosmosis

Intermediate step

• Glycolysis

• Citric acid cycle

• Electron transport chain

• Chemiosmosis

• Intermediate step

Categorize

Options (5)

Glucose

Pyruvate

Acetyl CoA

10 NADH

2 FADH

Sort each reactant into their correct phase.

Glycolysis

Intermediate Step

Citric Acid Cycle

Oxidative Phosphorylation

Categorize

Options (11)

2 net ATP

2 Pyruvate

2 NADH (1)

2 CO₂

2 NADH (2)

2 Acetyl CoA

4 CO₂

6 NADH

2 FADH₂

2 ATP

30 - 32 ATP

Sort each product into the correct phase.

Glycolysis

Intermediate Step

Citric Acid Cycle

Oxidative Phosphorylation