Question 1

If a baker wants to make bread,which of the following organisms must be used to make the dough rise?

Accepted Answer

A) Saccharomyces cerevisiae 
B) Lactobacillus 
C) Acetobacter aceti 
D) Streptococcus thermophilus 
E) Aspergillus 
A) Saccharomyces cerevisiae 
B) Lactobacillus 
C) Acetobacter aceti 
D) Streptococcus thermophilus 
E) Aspergillus

Question 2

What is the benefit of converting pyruvate to lactate when oxygen is not available?

Accepted Answer

A) It allows the electron transport chain to continue. 
B) It allows chemiosmosis to continue. 
C) It allows the electron transport chain to produce oxygen. 
D) It allows substrate-level ATP synthesis to continue. 
E) It allows the Krebs cycle to produce oxygen. 
A) It allows the electron transport chain to continue. 
B) It allows chemiosmosis to continue. 
C) It allows the electron transport chain to produce oxygen. 
D) It allows substrate-level ATP synthesis to continue. 
E) It allows the Krebs cycle to produce oxygen.

Question 3

In the overall reaction for cellular respiration,_____ is oxidized,and _____ is reduced.

Accepted Answer

A) glucose,water 
B) oxygen,glucose 
C) oxygen,water 
D) glucose,carbon dioxide 
E) glucose,oxygen 
A) glucose,water 
B) oxygen,glucose 
C) oxygen,water 
D) glucose,carbon dioxide 
E) glucose,oxygen

Question 4

Figure:  
-This figure shows the relationship between the chloroplast and the mitochondrion.What does "b" represent?

Accepted Answer

A) photosynthesis 
B) Calvin cycle 
C) glycolysis 
D) cellular respiration 
E) carbon fixation 
A) photosynthesis 
B) Calvin cycle 
C) glycolysis 
D) cellular respiration 
E) carbon fixation

Question 5

Which of the following is a product of a part of metabolism other than the electron transport chain in cellular respiration?

Accepted Answer

A) NAD+ 
B) oxygen 
C) ATP 
D) FAD 
E) water 
A) NAD+ 
B) oxygen 
C) ATP 
D) FAD 
E) water

Question 6

What are the reactants involved in cellular respiration?

Accepted Answer

A) glucose and water 
B) carbon dioxide and water 
C) oxygen and glucose 
D) carbon dioxide and glucose 
E) water and oxygen 
A) glucose and water 
B) carbon dioxide and water 
C) oxygen and glucose 
D) carbon dioxide and glucose 
E) water and oxygen

Question 7

Degradative reactions which break down molecules are referred to as

Accepted Answer

A) deamination. 
B) anabolism. 
C) catabolism. 
D) fermentation. 
E) cellular respiration. 
A) deamination. 
B) anabolism. 
C) catabolism. 
D) fermentation. 
E) cellular respiration.

Question 8

In animals,under anaerobic conditions,pyruvate is converted to which of the following molecules?

Accepted Answer

A) glucose 
B) lactate 
C) NAD+ 
D) ATP 
E) alcohol 
A) glucose 
B) lactate 
C) NAD+ 
D) ATP 
E) alcohol

Question 9

What is the net yield of ATP from glycolysis of one glucose molecule?

Accepted Answer

A) 0 ATP 
B) 4 ATP 
C) 2 ATP 
D) 6 ATP 
E) 10 ATP 
A) 0 ATP 
B) 4 ATP 
C) 2 ATP 
D) 6 ATP 
E) 10 ATP

Question 10

The molecule NAD+ is said to have an oxidative role in glycolysis because it accepts

Accepted Answer

A) phosphate atoms. 
B) oxygen atoms. 
C) carbon dioxide molecules. 
D) electrons and hydrogen ions. 
E) pyruvate molecules. 
A) phosphate atoms. 
B) oxygen atoms. 
C) carbon dioxide molecules. 
D) electrons and hydrogen ions. 
E) pyruvate molecules.

Question 11

Cyanide is a poison that binds to the final carrier in the electron transport chain.Why does this property make cyanide deadly?

Accepted Answer

A) Cyanide prevents the reduction of oxygen and stops the electron transport chain. 
B) Cyanide inhibits the reduction of NAD+ and FAD. 
C) Cyanide blocks the channel through the ATP synthase complex. 
D) Cyanide causes ATP hydrolysis. 
E) Cyanide inhibits the formation of lactate from pyruvatE. 
A) Cyanide prevents the reduction of oxygen and stops the electron transport chain. 
B) Cyanide inhibits the reduction of NAD+ and FAD. 
C) Cyanide blocks the channel through the ATP synthase complex. 
D) Cyanide causes ATP hydrolysis. 
E) Cyanide inhibits the formation of lactate from pyruvatE.

Exam 7: Pathways of Cellular Respiration

If a baker wants to make bread,which of the following organisms must be used to make the dough rise?

What is the benefit of converting pyruvate to lactate when oxygen is not available?

In the overall reaction for cellular respiration,_____ is oxidized,and _____ is reduced.

Figure: -This figure shows the relationship between the chloroplast and the mitochondrion.What does "b" represent?

Which of the following is a product of a part of metabolism other than the electron transport chain in cellular respiration?

What are the reactants involved in cellular respiration?

Degradative reactions which break down molecules are referred to as

In animals,under anaerobic conditions,pyruvate is converted to which of the following molecules?

What is the net yield of ATP from glycolysis of one glucose molecule?

The molecule NAD+ is said to have an oxidative role in glycolysis because it accepts

Cyanide is a poison that binds to the final carrier in the electron transport chain.Why does this property make cyanide deadly?

Biology, the Study of Life

Basic Chemistry of Cells

Organic Molecules of Cells

Structure and Function of Cells

Dynamic Activities of Cells

Pathways of Photosynthesis

Cellular Reproduction

Sexual Reproduction

Patterns of Genetic Inheritance

Molecular Biology of Inheritance

Regulation of Gene Activity

Biotechnology and Genomics

Evidence of Evolution

Speciation and Evolution

The Evolutionary History of Life on Earth

Evolution of Microbial Life

Evolution of Protists

Evolution of Plants and Fungi

Evolution of Animals

Evolution of Humans

Plant Organization and Homeostasis

Transport and Nutrition in Plants

Control of Growth Responses in Plants

Reproduction in Plants

Animal Organization and Homeostasis

Coordination by Neural Signaling

Sense Organs

Locomotion and Support Systems

Circulation and Cardiovascular Systems

Lymph Transport and Immunity

Digestive Systems and Nutrition

Gas Exchange and Transport in Animals

Osmoregulation and Excretion

Coordination by Hormone Signaling

Reproduction and Development

Population Ecology

Behavioral Ecology

Community and Ecosystem Ecology

Major Ecosystems of the Biosphere

Conservation Biology

Filters

In the overall reaction for cellular respiration,_ is oxidized,and _ is reduced.

The molecule NAD⁺ is said to have an oxidative role in glycolysis because it accepts