Which of the following is a mechanism for down regulation of signaling from G protein-coupled receptors?

a. a change in the Kd of the receptor-hormone complex

b. proteolysis of the Gα subunit                     

c. hydrolysis of cAMP to 5´-AMP

d. dephosphorylation of adenylyl cyclase

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#Question id: 2948

#Unit 2. Cellular Organization

A cell that is entering the M phase of the cell cycle is:

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#Question id: 3299

#Unit 11. Evolution and Behavior

There are four alleles, A1, A2, A3 and A4 in equal abundance in frequency. Hardy-Weinberg equilibrium frequencies of the total heterozygote would be

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#Question id: 33104

#Unit 1. Molecules and their Interaction Relevant to Biology

What can be best concluded from the given figure

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#Question id: 5191

#General Aptitude

Find the sum of all even three digit numbers which are divisible by 3.

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#Question id: 28161

#Unit 1. Molecules and their Interaction Relevant to Biology

In Parkinson disease, the misfolded form of the protein Alpha-synuclein aggregates into spherical filamentous masses called