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Biology

Sylvia S. Mader, Michael Windelspecht

Chapter 8

Cellular Respiration - all with Video Answers

Educators

Chapter Questions

01:07

Problem 1

The metabolic process that produces the most ATP molecules is
a. glycolysis.
b. the citric acid cycle.
c. the electron transport chain.
d. fermentation.

Tate Hilken
Tate Hilken
Numerade Educator
06:47

Problem 2

Which one of these pathways would be active in an anaerobic condition?
a. glycolysis
b. electron transport chain
c. citric acid cycle
d. fermentation
e. All of these are correct.

Noah Boudrie
Noah Boudrie
Numerade Educator
01:22

Problem 3

The reduction of $\mathrm{NAD}^{+}$ produces
a. acetyl CoA.
b. pyruvate.
C. NADH.
d. oxygen gas.

Lara Parkhurst
Lara Parkhurst
Numerade Educator
02:23

Problem 4

During glycolysis, what is the net production of ATP per glucose molecule?
a. 0
b. 1
c. 2
d. 4
e. 32

Nalvi Duro
Nalvi Duro
Numerade Educator
03:03

Problem 5

The process of glycolysis occurs where in the cell?
a. chloroplasts
b. mitochondrion
c. nucleus
d. cytoplasm

Nilma Khan
Nilma Khan
Numerade Educator
02:08

Problem 6

Which of the following is not produced by glycolysis?
a. NADH
b. pyruvate
c. ATP
d. FADH $_{2}$

Nalvi Duro
Nalvi Duro
Numerade Educator
00:50

Problem 7

Which of these is not true of fermentation?
a. There is a net gain of only two ATP per glucose.
b. It occurs in cytoplasm.
C. NADH donates electrons to the electron transport chain.
d. It begins with glucose.
e. It is carried on by yeast.

Shazia Naz
Shazia Naz
Numerade Educator
02:41

Problem 8

Fermentation is primarily involved in the recycling of
a. ADP.
b. $\mathrm{NAD}^{+}$
c. oxygen.
d. glucose.

Nalvi Duro
Nalvi Duro
Numerade Educator
03:40

Problem 9

The greatest contributor of electrons to the electron transport chain is
a. oxygen.
b. glycolysis.
c. the citric acid cycle.
d. the prep reaction.
e. fermentation.

Kemuel Roberts
Kemuel Roberts
Numerade Educator
04:51

Problem 10

Which of these is not true of the citric acid cycle?
a. The citric acid cycle includes the prep reaction.
b. The citric acid cycle produces ATP by substrate-level ATP synthesis.
c. The citric acid cycle occurs in the mitochondria.
d. The citric acid cycle produces two ATP per glucose molecule.

Nalvi Duro
Nalvi Duro
Numerade Educator
02:11

Problem 11

Which of these is not true of the electron transport chain?
a. The electron transport chain is located on the cristae of the mitochondria.
b. The electron transport chain produces more NADH than any metabolic pathway.
c. The electron transport chain contains cytochrome molecules.
d. The electron transport chain ends when oxygen accepts electrons.

Jorge Villanueva
Jorge Villanueva
Numerade Educator
05:00

Problem 12

The oxygen required by cellular respiration is reduced and becomes part of which molecule?
a. ATP
b. $\mathrm{H}_{2} \mathrm{O}$
c. pyruvate
d. $\mathrm{CO}_{2}$

Nalvi Duro
Nalvi Duro
Numerade Educator
01:40

Problem 13

Fatty acids are broken down to
a. pyruvate molecules, which take electrons to the electron transport chain
b. acetyl groups, which enter the citric acid cycle.
c. amino acids, which excrete ammonia.
d. glycerol, which is found in fats.
e. All of these are correct.

Kemuel Roberts
Kemuel Roberts
Numerade Educator
04:54

Problem 14

Which of the following is not common to the chloroplast and mitochondria?
a. Both use membranes to establish gradients.
b. Both have an ETC.
c. Both use sunlight as a source of energy.
d. Both use a variety of enzymes.

Nalvi Duro
Nalvi Duro
Numerade Educator