Question 1

Which lipid is known for playing an important role in facilitating the activity of proteins involved in ATP synthesis?

Accepted Answer

A) diphosphatidylglycerol 
B) phosphatidyl inositol 
C) phosphatidic acid 
D) cardiolipin 
E) both diphosphatidylglycerol and cardiolipin 
A) diphosphatidylglycerol 
B) phosphatidyl inositol 
C) phosphatidic acid 
D) cardiolipin 
E) both diphosphatidylglycerol and cardiolipin

Question 2

Which of the following is not found in a reducing atmosphere?

Accepted Answer

A) H2 
B) NH3 
C) O2 
D) H2O 
E) Both O2 and H2O 
A) H2 
B) NH3 
C) O2 
D) H2O 
E) Both O2 and H2O

Question 3

What treatments have been tried to help ALD patients?

Accepted Answer

The movie Lorenzo's Oil dealt with the p

Question 4

Which of the following regulate intracellular levels of Ca2+ ions?

Accepted Answer

A) Golgi apparatus 
B) ribosomes 
C) endoplasmic reticulum 
D) mitochondria 
E) both endoplasmic reticulum and mitochondria 
A) Golgi apparatus 
B) ribosomes 
C) endoplasmic reticulum 
D) mitochondria 
E) both endoplasmic reticulum and mitochondria

Question 5

What is meant by aerobic exercise?

Accepted Answer

Aerobic exercises are designed to allow

Question 6

An unusual type of phospholipid is found in the myelin sheath that insulates brain axons; abnormalities in the synthesis of this phospholipid can lead to severe neurological dysfunction.What are these phospholipids called?

Accepted Answer

A) plasmins 
B) sphingolipids 
C) plasmalogens 
D) insulins 
E) luciferases 
A) plasmins 
B) sphingolipids 
C) plasmalogens 
D) insulins 
E) luciferases

Question 7

Which molecule below plays a key role in regulating the rate of glycolysis and Krebs cycle by regulating the activity of key enzymes?

Accepted Answer

A) ADP 
B) inorganic phosphate 
C) ATP 
D) molecular oxygen 
E) gaseous nitrogen 
A) ADP 
B) inorganic phosphate 
C) ATP 
D) molecular oxygen 
E) gaseous nitrogen

Question 8

Which molecule below plays a key role in regulating respiratory rate in the mitochondrion?

Accepted Answer

A) ADP 
B) inorganic phosphate 
C) ATP 
D) molecular oxygen 
E) gaseous nitrogen 
A) ADP 
B) inorganic phosphate 
C) ATP 
D) molecular oxygen 
E) gaseous nitrogen

Question 9

What is formed when electrons reach the bottom of the mitochondrial electron transport chain and bind to the final electron acceptor?

Accepted Answer

A) water 
B) carbon dioxide 
C) carbon monoxide 
D) hydrogen 
E) oxygen 
A) water 
B) carbon dioxide 
C) carbon monoxide 
D) hydrogen 
E) oxygen

Question 10

What is the purpose of uncoupling proteins in mammalian brown adipose tissue?

Accepted Answer

A) They give the tissue its color. 
B) They help the tissue expand and contract when needed. 
C) They function as a source of heat production during exposure to cold temperatures. 
D) They allow the production of a larger number of ATPs per glucose. 
E) They allow muscles to contract more efficiently. 
A) They give the tissue its color. 
B) They help the tissue expand and contract when needed. 
C) They function as a source of heat production during exposure to cold temperatures. 
D) They allow the production of a larger number of ATPs per glucose. 
E) They allow muscles to contract more efficiently.

Question 11

Compare the pathway taken by protons and electrons through the electron-transport complexes to the pathway taken by ions through channel proteins.

Accepted Answer

Unlike other ions (e.g.,Na+ or Cl−)that

Question 12

A muscle cell is obtained and studied with electron microscopy.The study reveals that it has very few mitochondria.What kind of muscle fiber is it?

Accepted Answer

It is a fast-twitch fiber,sinc

Question 13

You are trying to figure out an electron transport pathway including the following electron transport molecules: B,K,T,Q and X.You do so by employing inhibitors for various steps in the process.When you do,you get the following results: Inhibitor Electron Transport Molecules Trapped in Reduced Form
Ticin Q & K
Digitin K
Estin T,K,Q & B
Lucin Q,K & T
What is the order of the molecules (the pathway)in the electron transport chain suggested by the above data from the most reduced to the least reduced molecule?

Accepted Answer

A) K -> T -> B -> Q -> X 
B) K -> X -> B -> Q -> T 
C) K -> Q -> T -> B -> X 
D) X -> B -> T -> Q -> K 
E) T -> B -> K -> Q -> X 
A) K -> T -> B -> Q -> X 
B) K -> X -> B -> Q -> T 
C) K -> Q -> T -> B -> X 
D) X -> B -> T -> Q -> K 
E) T -> B -> K -> Q -> X

Question 14

Why did DNP kill patients who took the drug to help them lose weight?

Accepted Answer

A) It caused the patients to oxidize their fat stores in a vain attempt to maintain normal ATP levels. 
B) It blocked hemoglobin. 
C) It caused an infection. 
D) It caused total paralysis. 
E) It prevented the patients from breathing. 
A) It caused the patients to oxidize their fat stores in a vain attempt to maintain normal ATP levels. 
B) It blocked hemoglobin. 
C) It caused an infection. 
D) It caused total paralysis. 
E) It prevented the patients from breathing.

Question 15

What is the basis of adrenoleukodystrophy (ALD)and other similar diseases?

Accepted Answer

ALD and other similar diseases are cause

Question 16

How many carbons from an original glucose molecule get into the TCA cycle? What happens to the carbons that do not enter the cycle?

Accepted Answer

Four (4)carbons from an origin

Question 17

What is another name from for partially reduced ubiquinone?

Accepted Answer

A) ubiquinone 
B) ubisemiquinone 
C) ubiquinol 
D) ubiquinde 
E) ubiquinate 
A) ubiquinone 
B) ubisemiquinone 
C) ubiquinol 
D) ubiquinde 
E) ubiquinate

Question 18

What drives the rotation of the F1 head of ATP synthase?

Accepted Answer

A) proton movement from intermembrane space to the matrix 
B) proton movement from the matrix to the intermembrane space 
C) ATP hydrolysis 
D) ATP condensation 
E) proton movement from the cytoplasm to the intermembrane space 
A) proton movement from intermembrane space to the matrix 
B) proton movement from the matrix to the intermembrane space 
C) ATP hydrolysis 
D) ATP condensation 
E) proton movement from the cytoplasm to the intermembrane space

Question 19

How many carbons from 13 original glucose molecules enter the Krebs cycle in the presence of oxygen?

Accepted Answer

A) 0 
B) 13 
C) 26 
D) 52 
E) 78 
A) 0 
B) 13 
C) 26 
D) 52 
E) 78

Question 20

Which reaction releases more free energy - the removal of a phosphate group from creatine phosphate or the removal of a phosphate group from ATP?

Accepted Answer

The removal of a phosphate group from cr

Which lipid is known for playing an important role in facilitating the activity of proteins involved in ATP synthesis?

Which of the following is not found in a reducing atmosphere?

What treatments have been tried to help ALD patients?

Which of the following regulate intracellular levels of Ca²⁺ ions?

What is meant by aerobic exercise?

An unusual type of phospholipid is found in the myelin sheath that insulates brain axons; abnormalities in the synthesis of this phospholipid can lead to severe neurological dysfunction.What are these phospholipids called?

Which molecule below plays a key role in regulating the rate of glycolysis and Krebs cycle by regulating the activity of key enzymes?

Which molecule below plays a key role in regulating respiratory rate in the mitochondrion?

What is formed when electrons reach the bottom of the mitochondrial electron transport chain and bind to the final electron acceptor?

What is the purpose of uncoupling proteins in mammalian brown adipose tissue?

Compare the pathway taken by protons and electrons through the electron-transport complexes to the pathway taken by ions through channel proteins.

A muscle cell is obtained and studied with electron microscopy.The study reveals that it has very few mitochondria.What kind of muscle fiber is it?

Why did DNP kill patients who took the drug to help them lose weight?

What is the basis of adrenoleukodystrophy (ALD)and other similar diseases?

How many carbons from an original glucose molecule get into the TCA cycle? What happens to the carbons that do not enter the cycle?

What is another name from for partially reduced ubiquinone?

What drives the rotation of the F₁ head of ATP synthase?

How many carbons from 13 original glucose molecules enter the Krebs cycle in the presence of oxygen?

Which reaction releases more free energy - the removal of a phosphate group from creatine phosphate or the removal of a phosphate group from ATP?

Introduction to the Study of Cell and Molecular Biology

The Chemical Basis of Life

Bioenergetics,enzymes and Metabolism

The Structure and Function of the Plasma Membrane

Photosynthesis and the Chloroplast

Interactions Between Cells and Their Environment

Cytoplasmic Membrane Systems: Structure, function, and Membrane Trafficking

The Cytoskeleton and Cell Motility

The Nature of the Gene and the Genome

Gene Expression: From Transcription to Translation

Control of Gene Expression

Dna Replication and Repair

Cellular Reproduction

Cell Signaling and Signal Transduction: Communication Between Cells

Cancer

The Immune Response

Techniques in Cell and Molecular Biology

Filters

Exam 5: Aerobic Respiration and the Mitochondrion

Which lipid is known for playing an important role in facilitating the activity of proteins involved in ATP synthesis?

Which of the following is not found in a reducing atmosphere?

What treatments have been tried to help ALD patients?

Which of the following regulate intracellular levels of Ca2+ ions?

What is meant by aerobic exercise?

An unusual type of phospholipid is found in the myelin sheath that insulates brain axons; abnormalities in the synthesis of this phospholipid can lead to severe neurological dysfunction.What are these phospholipids called?

Which molecule below plays a key role in regulating the rate of glycolysis and Krebs cycle by regulating the activity of key enzymes?

Which molecule below plays a key role in regulating respiratory rate in the mitochondrion?

What is formed when electrons reach the bottom of the mitochondrial electron transport chain and bind to the final electron acceptor?

What is the purpose of uncoupling proteins in mammalian brown adipose tissue?

Compare the pathway taken by protons and electrons through the electron-transport complexes to the pathway taken by ions through channel proteins.

A muscle cell is obtained and studied with electron microscopy.The study reveals that it has very few mitochondria.What kind of muscle fiber is it?

Why did DNP kill patients who took the drug to help them lose weight?

What is the basis of adrenoleukodystrophy (ALD)and other similar diseases?

How many carbons from an original glucose molecule get into the TCA cycle? What happens to the carbons that do not enter the cycle?

What is another name from for partially reduced ubiquinone?

What drives the rotation of the F1 head of ATP synthase?

How many carbons from 13 original glucose molecules enter the Krebs cycle in the presence of oxygen?

Which reaction releases more free energy - the removal of a phosphate group from creatine phosphate or the removal of a phosphate group from ATP?

Introduction to the Study of Cell and Molecular Biology

The Chemical Basis of Life

Bioenergetics,enzymes and Metabolism

The Structure and Function of the Plasma Membrane

Photosynthesis and the Chloroplast

Interactions Between Cells and Their Environment

Cytoplasmic Membrane Systems: Structure, function, and Membrane Trafficking

The Cytoskeleton and Cell Motility

The Nature of the Gene and the Genome

Gene Expression: From Transcription to Translation

Control of Gene Expression

Dna Replication and Repair

Cellular Reproduction

Cell Signaling and Signal Transduction: Communication Between Cells

Cancer

The Immune Response

Techniques in Cell and Molecular Biology

Filters

Which of the following regulate intracellular levels of Ca²⁺ ions?

What drives the rotation of the F₁ head of ATP synthase?