Question 1

Matching
-The gland that is predominately responsible for producing the hormone that is released in response to consumption of a meal particularly high in carbohydrates.

Accepted Answer

A) receptors 
B) phosphoinositide 
C) rhodopsin 
D) calmodulin 
E) insulin
F)hypothalamus
G)cortisol
H)adrenal cortex
I)cyclic AMP
J)RasGAP
K)islets of Langerhans
L)adenylate cyclase (A
C) 
M)receptor tyrosine kinase (RTK) 
A) receptors 
B) phosphoinositide 
C) rhodopsin 
D) calmodulin 
E) insulin
F)hypothalamus
G)cortisol
H)adrenal cortex
I)cyclic AMP
J)RasGAP
K)islets of Langerhans
L)adenylate cyclase (A
C) 
M)receptor tyrosine kinase (RTK)

Question 2

Matching
-Proteins that bind molecules and elicit a cellular response are called _____.

Accepted Answer

A) receptors 
B) phosphoinositide 
C) rhodopsin 
D) calmodulin 
E) insulin
F)hypothalamus
G)cortisol
H)adrenal cortex
I)cyclic AMP
J)RasGAP
K)islets of Langerhans
L)adenylate cyclase (A
C) 
M)receptor tyrosine kinase (RTK) 
A) receptors 
B) phosphoinositide 
C) rhodopsin 
D) calmodulin 
E) insulin
F)hypothalamus
G)cortisol
H)adrenal cortex
I)cyclic AMP
J)RasGAP
K)islets of Langerhans
L)adenylate cyclase (A
C) 
M)receptor tyrosine kinase (RTK)

Question 3

Based on the following figure, which of the following are possible?   I."A" could be adenylate cyclase.
II."B" is a receptor protein.
III."C" could be an inactive Ras protein.
IV."D" could be an SH2 domain.

Accepted Answer

A) I, II, III, IV 
B) I, II, III 
C) II, III, IV 
D) I only 
E) III only 
A) I, II, III, IV 
B) I, II, III 
C) II, III, IV 
D) I only 
E) III only

Question 4

Which of the following proteins is a phosphatase activated by Ca2+ essential for T cell proliferation?

Accepted Answer

A) calcineurin 
B) calmodulin (CaM) 
C) rhodopsin 
D) RasGAP 
E) MAPK 
A) calcineurin 
B) calmodulin (CaM) 
C) rhodopsin 
D) RasGAP 
E) MAPK

Question 5

Matching
-The hormone _____ is responsible for a variety of actions including the ability to cope with stress.

Accepted Answer

A) receptors 
B) phosphoinositide 
C) rhodopsin 
D) calmodulin 
E) insulin
F)hypothalamus
G)cortisol
H)adrenal cortex
I)cyclic AMP
J)RasGAP
K)islets of Langerhans
L)adenylate cyclase (A
C) 
M)receptor tyrosine kinase (RTK) 
A) receptors 
B) phosphoinositide 
C) rhodopsin 
D) calmodulin 
E) insulin
F)hypothalamus
G)cortisol
H)adrenal cortex
I)cyclic AMP
J)RasGAP
K)islets of Langerhans
L)adenylate cyclase (A
C) 
M)receptor tyrosine kinase (RTK)

Question 6

Matching
-The first G protein-coupled receptor (GPCR)to be structurally analyzed at the atomic level was _____.

Accepted Answer

A) receptors 
B) phosphoinositide 
C) rhodopsin 
D) calmodulin 
E) insulin
F)hypothalamus
G)cortisol
H)adrenal cortex
I)cyclic AMP
J)RasGAP
K)islets of Langerhans
L)adenylate cyclase (A
C) 
M)receptor tyrosine kinase (RTK) 
A) receptors 
B) phosphoinositide 
C) rhodopsin 
D) calmodulin 
E) insulin
F)hypothalamus
G)cortisol
H)adrenal cortex
I)cyclic AMP
J)RasGAP
K)islets of Langerhans
L)adenylate cyclase (A
C) 
M)receptor tyrosine kinase (RTK)

Question 7

The insulin signaling pathway includes which of the following steps?

Accepted Answer

A) ligand-induced dimerization of the receptor and phosphorylation of IRS-1 and/or IRS-2 proteins 
B) autophosphorylation and phosphorylation of IRS-1 and/or IRS-2 proteins 
C) IRS-1-induced dimerization of the receptor, autophosphorylation, and phosphorylation of SH2 domains 
D) autophosphorylation and dephosphorylation of IRS-1 and/or SH2 domains 
E) none of the above 
A) ligand-induced dimerization of the receptor and phosphorylation of IRS-1 and/or IRS-2 proteins 
B) autophosphorylation and phosphorylation of IRS-1 and/or IRS-2 proteins 
C) IRS-1-induced dimerization of the receptor, autophosphorylation, and phosphorylation of SH2 domains 
D) autophosphorylation and dephosphorylation of IRS-1 and/or SH2 domains 
E) none of the above

Question 8

Matching
-The ____ signaling pathway relies on GTP dependent hydrolysis for subsequent synthesis of cAMP.

Accepted Answer

A) receptors 
B) phosphoinositide 
C) rhodopsin 
D) calmodulin 
E) insulin
F)hypothalamus
G)cortisol
H)adrenal cortex
I)cyclic AMP
J)RasGAP
K)islets of Langerhans
L)adenylate cyclase (A
C) 
M)receptor tyrosine kinase (RTK) 
A) receptors 
B) phosphoinositide 
C) rhodopsin 
D) calmodulin 
E) insulin
F)hypothalamus
G)cortisol
H)adrenal cortex
I)cyclic AMP
J)RasGAP
K)islets of Langerhans
L)adenylate cyclase (A
C) 
M)receptor tyrosine kinase (RTK)

Question 9

The ability of receptors to adapt to long-term stimulation by responding to changes in stimulation levels rather than absolute values of stimulation is called

Accepted Answer

A) dual-specificity. 
B) intrasteric sensitivity. 
C) autoinhibition. 
D) desensitization. 
E) switch regional detection. 
A) dual-specificity. 
B) intrasteric sensitivity. 
C) autoinhibition. 
D) desensitization. 
E) switch regional detection.

Question 10

Which of the following describes the similarity between the following words? DAG, cAMP, IP3

Accepted Answer

A) All of them induce conformational changes in PKA. 
B) All of them activate adenylate cyclase. 
C) All of them require phosphorylation in order to function. 
D) All of them function as second messengers. 
E) All them result from the activity of phosphoprotein lipase. 
A) All of them induce conformational changes in PKA. 
B) All of them activate adenylate cyclase. 
C) All of them require phosphorylation in order to function. 
D) All of them function as second messengers. 
E) All them result from the activity of phosphoprotein lipase.

Matching -The gland that is predominately responsible for producing the hormone that is released in response to consumption of a meal particularly high in carbohydrates.

Matching -Proteins that bind molecules and elicit a cellular response are called _____.

Based on the following figure, which of the following are possible? I."A" could be adenylate cyclase. II."B" is a receptor protein. III."C" could be an inactive Ras protein. IV."D" could be an SH2 domain.

Which of the following proteins is a phosphatase activated by Ca²⁺ essential for T cell proliferation?

Matching -The hormone _____ is responsible for a variety of actions including the ability to cope with stress.

Matching -The first G protein-coupled receptor (GPCR)to be structurally analyzed at the atomic level was _____.

The insulin signaling pathway includes which of the following steps?

Matching -The ____ signaling pathway relies on GTP dependent hydrolysis for subsequent synthesis of cAMP.

The ability of receptors to adapt to long-term stimulation by responding to changes in stimulation levels rather than absolute values of stimulation is called

Which of the following describes the similarity between the following words? DAG, cAMP, IP3

Introduction to the Chemistry of Life

Water

Nucleotides, Nucleic Acids, and Genetic Information

Amino Acids

Proteins: Primary Structure

Proteins: Three-Dimensional Structure

Protein Function Part I: Myoglobin and Hemoglobin

Carbohydrates

Lipids and Biological Membranes

Membrane Transport

Enzyme Catalysis

Enzyme Kinetics, Inhibition and Control

Introduction to Metabolism

Glycogen Metabolism and Gluconeogenesis

Glucose Catabolism

Citric Acid Cycle

Electron Transport and Oxidative Phosphorylation

Photosynthesis

Lipid Metabolism

Amino Acid Metabolism

Mammalian Fuel Metabolism: Integration and Regulation

Nucleotide Metabolism

Nucleic Acid Structure

Dna Replication, Repair and Recombination

Transcription and Rna Processing

Translation

Regulation of Gene Expression

Filters

Exam 13: Biochemical Signaling

Matching -The gland that is predominately responsible for producing the hormone that is released in response to consumption of a meal particularly high in carbohydrates.

Matching -Proteins that bind molecules and elicit a cellular response are called _____.

Based on the following figure, which of the following are possible? I."A" could be adenylate cyclase. II."B" is a receptor protein. III."C" could be an inactive Ras protein. IV."D" could be an SH2 domain.

Which of the following proteins is a phosphatase activated by Ca2+ essential for T cell proliferation?

Matching -The hormone _____ is responsible for a variety of actions including the ability to cope with stress.

Matching -The first G protein-coupled receptor (GPCR)to be structurally analyzed at the atomic level was _____.

The insulin signaling pathway includes which of the following steps?

Matching -The ____ signaling pathway relies on GTP dependent hydrolysis for subsequent synthesis of cAMP.

The ability of receptors to adapt to long-term stimulation by responding to changes in stimulation levels rather than absolute values of stimulation is called

Which of the following describes the similarity between the following words? DAG, cAMP, IP3

Introduction to the Chemistry of Life

Water

Nucleotides, Nucleic Acids, and Genetic Information

Amino Acids

Proteins: Primary Structure

Proteins: Three-Dimensional Structure

Protein Function Part I: Myoglobin and Hemoglobin

Carbohydrates

Lipids and Biological Membranes

Membrane Transport

Enzyme Catalysis

Enzyme Kinetics, Inhibition and Control

Introduction to Metabolism

Glycogen Metabolism and Gluconeogenesis

Glucose Catabolism

Citric Acid Cycle

Electron Transport and Oxidative Phosphorylation

Photosynthesis

Lipid Metabolism

Amino Acid Metabolism

Mammalian Fuel Metabolism: Integration and Regulation

Nucleotide Metabolism

Nucleic Acid Structure

Dna Replication, Repair and Recombination

Transcription and Rna Processing

Translation

Regulation of Gene Expression

Filters

Which of the following proteins is a phosphatase activated by Ca²⁺ essential for T cell proliferation?