Chapter·BiochemistrySignal Transduction

Defects in Signal Transduction and DiseaseDownloads

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Sample Questions

1

If there is a Gs alpha subunit gain-of-function mutation, this results in

AIncreased cAMP

BDecreased cAMP

CIncreased GTPase activity

DDecreased IP₃

2

Which of the following is a genetic disorder that does not primarily affect ion channels?

ACystic fibrosis

BLiddle's syndrome

CHypokalemic periodic paralysis

DTay-Sachs disease

3

What is the primary function of G-proteins in cellular signaling?

ASignal transducers

BMediators of hormone action

CMolecules that bind hormones

DIntracellular signaling molecules

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