Cell Biology G Protein Receptors Messengers Online Exam Quiz

Cell Biology G Protein Receptors Messengers GK Quiz. Question and Answers related to Cell Biology G Protein Receptors Messengers. MCQ (Multiple Choice Questions with answers about Cell Biology G Protein Receptors Messengers

The G-protein coupled receptors have their _____________________ outside the cell.

Options

A : amino terminus

B : carboxyl terminus

C : alpha helices

D : beta helices

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On the cytoplasmic site of GCPRs, the G-proteins bind to ___________________

Options

A : amino-terminus

B : promoter region

C : second loop

D : third loop

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Adenoma is caused by the over-secretion of ____________________

Options

A : arrestin

B : rhodopsin

C : kinetin

D : thyroid hormone

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Epinephrine causes an increase in ____________________

Options

A : blood glucose levels

B : surface receptors

C : rhodopsin pigments

D : mast cells

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The inactive conformation of a G-protein coupled receptor is stabilized by ____________________

Options

A : covalent interactions

B : hydrogen binding

C : non-covalent interactions

D : ionic interactions

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The G-proteins bind only to _________________

Options

A : cytosine

B : guanine

C : thymine

D : adenine

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Arrestins compete with ________________ for binding with G-protein coupled receptors.

Options

A : Effectors

B : Primary messengers

C : Secondary messengers

D : G-proteins

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Retinitis pigmentosa is an inherited disorder caused due to mutation in the gene that encodes for __________________

Options

A : G-proteins

B : Arrestin

C : Rhodopsin

D : G-protein receptor kinase

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Desensitization is the process of blocking receptors from turning on ______________

Options

A : G-proteins

B : Transcription factors

C : Promoters

D : Activators

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The Kaposi’s sarcoma is caused by ____________________

Options

A : Herpes virus

B : Adeno virus

C : Human immunodeficiency virus

D : Retro virus

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