Hormone Metabolism - Mock Test 25

Question 241

Insulin receptor is a?

A) Monomer B) Dimer C) Trimer D) Tetramer

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Question 242

Tyrosine kinase activity is present in?

A) α-Adrenergic receptors B) β-Adrenergic receptors C) Cholinergic receptors D) Insulin receptors

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Question 243

The nucleotide binding site of G-proteins is present on their?

A) α-Subunit B) β-Subunit α- and β- C) γ-Subunit D) δ-Subunit

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Question 244

G-proteins have a nucleotide binding site for?

A) ADP/ATP B) GDP/GTP C) CDP/CTP D) UDP/UTP

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Question 245

G-proteins are?

A) Monomers B) Dimers C) Trimers D) Tetramers

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Question 246

Signal transducer for glucagons is a?

A) Cyclic nucleotide B) Phosphoinositide C) Stimulatory G-protein D) Inhibitory G-protein

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Question 247

G-proteins act as?

A) Hormone carriers B) Hormone receptors C) Second messengers D) Signal transducers

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Question 248

Inositol triphosphate is the second messenger for?

A) Gastrin B) Cholecystokinin C) Oxytocin D) All of these

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Question 249

Some hormones produce their intracellular effects by activating?

A) Phospholipae A1 B) Phospholipase B C) Phospholipase C D) All of these

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Question 250

Cyclic GMP acts as the second messenger for?

A) Nerve growth factor B) Atrial natriuretic factor C) Epinephrine D) Norepinephrine

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