Question 1

Identify "A."

Accepted Answer

A) grana 
B) matrix 
C) cristae 
D) intermembrane space 
E) outer membrane 
A) grana 
B) matrix 
C) cristae 
D) intermembrane space 
E) outer membrane C

Question 2

Acetyl CoA is produced from

Accepted Answer

A) pyruvate and CoA. 
B) citric acid and CoA. 
C) ATP and pyruvate. 
D) CO2 and pyruvate. 
E) citric acid and CO2. 
A) pyruvate and CoA. 
B) citric acid and CoA. 
C) ATP and pyruvate. 
D) CO2 and pyruvate. 
E) citric acid and CO2. A

Question 3

The first reaction in the citric acid cycle binds which of the following molecules together?

Accepted Answer

A) carbon dioxide to a four-carbon (C4)molecule. 
B) carbon dioxide to a five-carbon (C5)molecule. 
C) acetyl CoA to a C5 molecule. 
D) acetyl CoA to a C4 molecule. 
A) carbon dioxide to a four-carbon (C4)molecule. 
B) carbon dioxide to a five-carbon (C5)molecule. 
C) acetyl CoA to a C5 molecule. 
D) acetyl CoA to a C4 molecule. D

Question 4

The amino acids we cannot synthesize are called ________ because we ________.

Accepted Answer

A) unnecessary; therefore,do not need them 
B) limiting; must include them in our diet 
C) anabolic; must use alternative amino acids 
D) essential; must include them in our diet 
E) superfluous; must survive without them 
A) unnecessary; therefore,do not need them 
B) limiting; must include them in our diet 
C) anabolic; must use alternative amino acids 
D) essential; must include them in our diet 
E) superfluous; must survive without them

Question 5

Identify "E."

Accepted Answer

A) inner membrane 
B) matrix 
C) cristae 
D) intermembrane space 
E) outer membrane 
A) inner membrane 
B) matrix 
C) cristae 
D) intermembrane space 
E) outer membrane

Question 6

Which of the following coenzymes will accept two electrons and two hydrogen ions during the oxidation of glucose?

Accepted Answer

A) FAD 
B) NAD+ 
C) FADH 
D) NADH 
A) FAD 
B) NAD+ 
C) FADH 
D) NADH

Question 7

Complete oxidative breakdown of glucose results in ________ ATP molecules.

Accepted Answer

A) 2 
B) 4 
C) 32 
D) 36 
E) 39 
A) 2 
B) 4 
C) 32 
D) 36 
E) 39

Question 8

During the preparatory reaction of aerobic respiration what happens to the carbon molecules?

Accepted Answer

A) The carbon molecules are broken down from a 3-carbon to a 2-carbon acetyl group and a 1-carbon CO2 is released. 
B) The carbon molecules are broken down from a 4-carbon to a 3-carbon acetyl group and a 2-carbon CO2 is released. 
C) The carbon molecules are converted from a 2-carbon to a 3-carbon acetyl group and a 1-carbon CO2 is consumed. 
D) The carbon molecules are broken down from a 3-carbon to a 1-carbon acetyl group and two 1-carbon CO2 are released. 
A) The carbon molecules are broken down from a 3-carbon to a 2-carbon acetyl group and a 1-carbon CO2 is released. 
B) The carbon molecules are broken down from a 4-carbon to a 3-carbon acetyl group and a 2-carbon CO2 is released. 
C) The carbon molecules are converted from a 2-carbon to a 3-carbon acetyl group and a 1-carbon CO2 is consumed. 
D) The carbon molecules are broken down from a 3-carbon to a 1-carbon acetyl group and two 1-carbon CO2 are released.

Question 9

Glycolysis occurs before fermentation.

Accepted Answer

A) True 
 B)False

Question 10

Glycolysis occurs before the preparatory reaction and the citric acid cycle.

Accepted Answer

A) True 
 B)False

Question 11

The first phase of cellular respiration is

Accepted Answer

A) the citric acid cycle. 
B) glycolysis. 
C) the electron transport system. 
D) fermentation. 
E) the preparatory reaction. 
A) the citric acid cycle. 
B) glycolysis. 
C) the electron transport system. 
D) fermentation. 
E) the preparatory reaction.

Question 12

The majority of the carbon dioxide we exhale is produced in

Accepted Answer

A) glycolysis. 
B) the electron transport system. 
C) lactate fermentation. 
D) the citric acid cycle. 
A) glycolysis. 
B) the electron transport system. 
C) lactate fermentation. 
D) the citric acid cycle.

Question 13

Fermentation is the process that produces bubbles of carbon dioxide that makes bread dough rise.

Accepted Answer

A) True 
 B)False

Question 14

The membrane protein _____ will catalyze the reaction ADP + P $$\rightarrow$$ ATP as H+ flow down a gradient from the intermembrane space into the matrix.

Accepted Answer

A) the sodium-potassium pump 
B) ATP synthase 
C) cholesterol 
D) NADH-Q reductase 
A) the sodium-potassium pump 
B) ATP synthase 
C) cholesterol 
D) NADH-Q reductase

Question 15

The breakdown of glucose in cellular respiration is a catabolic reaction.

Accepted Answer

A) True 
 B)False

Question 16

Chloroplasts are capable of performing photosynthesis which is the most common anabolic process on the planet.

Accepted Answer

A) True 
 B)False

Question 17

Which process reduces molecular oxygen to water?

Accepted Answer

A) the citric acid cycle 
B) glycolysis 
C) the electron transport system 
D) fermentation 
E) the preparatory reaction 
A) the citric acid cycle 
B) glycolysis 
C) the electron transport system 
D) fermentation 
E) the preparatory reaction

Question 18

Identify "D."

Accepted Answer

A) inner membrane 
B) matrix 
C) cristae 
D) intermembrane space 
E) outer membrane 
A) inner membrane 
B) matrix 
C) cristae 
D) intermembrane space 
E) outer membrane

Question 19

The most important contribution of the citric acid cycle to cellular respiration is

Accepted Answer

A) production of large quantities of ATP. 
B) creation of proton gradients. 
C) reduction of glucose and corresponding oxidation of carbon dioxide. 
D) oxidation of metabolite molecules and the corresponding reduction of coenzymes. 
E) release of CO2. 
A) production of large quantities of ATP. 
B) creation of proton gradients. 
C) reduction of glucose and corresponding oxidation of carbon dioxide. 
D) oxidation of metabolite molecules and the corresponding reduction of coenzymes. 
E) release of CO2.

Question 20

Glycolysis will yield a net of 2 ATP only during aerobic respiration.

Accepted Answer

A) True 
 B)False

Exam 8: Cellular Respiration

Identify "A."

Acetyl CoA is produced from

The first reaction in the citric acid cycle binds which of the following molecules together?

The amino acids we cannot synthesize are called ________ because we ________.

Identify "E."

Which of the following coenzymes will accept two electrons and two hydrogen ions during the oxidation of glucose?

Complete oxidative breakdown of glucose results in ________ ATP molecules.

During the preparatory reaction of aerobic respiration what happens to the carbon molecules?

Glycolysis occurs before fermentation.

Glycolysis occurs before the preparatory reaction and the citric acid cycle.

The first phase of cellular respiration is

The majority of the carbon dioxide we exhale is produced in

Fermentation is the process that produces bubbles of carbon dioxide that makes bread dough rise.

The membrane protein _____ will catalyze the reaction ADP + P →\rightarrow→ ATP as H+ flow down a gradient from the intermembrane space into the matrix.

The breakdown of glucose in cellular respiration is a catabolic reaction.

Chloroplasts are capable of performing photosynthesis which is the most common anabolic process on the planet.

Which process reduces molecular oxygen to water?

Identify "D."

The most important contribution of the citric acid cycle to cellular respiration is

Glycolysis will yield a net of 2 ATP only during aerobic respiration.

A View of Life

Basic Chemistry

The Chemistry of Organic Molecules

Cell Structure and Function

Membrane Structure and Function

Metabolism: Energy and Enzymes

Photosynthesis

The Cell Cycle and Cellular Reproduction

Meiosis and Sexual Reproduction

Mendelian Patterns of Inheritance

Molecular Biology of the Gene

Regulation of Gene Expression

Biotechnology and Genomics

Darwin and Evolution

How Populations Evolve

Speciation and Macroevolution

Origin and History of Life

Taxonomy,systematics,and Phylogeny

Viruses,bacteria,and Archaea

Protist Evolution and Diversity

Fungi Evolution and Diversity

Plant Evolution and Diversity

Flowering Plants: Structure and Organization

Flowering Plants: Nutrition and Transport

Flowering Plants: Control of Growth Responses

Flowering Plants: Reproduction

Invertebrate Evolution

Vertebrate Evolution

Human Evolution

Animal Organization and Homeostasis

Circulation and Cardiovascular Systems

The Lymphatic and Immune Systems

Digestive Systems and Nutrition

Respiratory Systems

Body Fluid Regulation and Excretory Systems

Neurons and Nervous Systems

Sense Organs

Locomotion and Support Systems

Hormones and Endocrine Systems

Reproductive Systems

Animal Development and Aging

Behavioral Ecology

Population Ecology

Community and Ecosystem Ecology

Major Ecosystems of the Biosphere

Conservation of Biodiversity

Filters

The amino acids we cannot synthesize are called because we .

The membrane protein _____ will catalyze the reaction ADP + P $\rightarrow$ ATP as H⁺ flow down a gradient from the intermembrane space into the matrix.