Cell Signalling and Transduction
Which of the following comes under the category of cell surface receptor?

All of these
Enzyme linked receptors
Ion-channel linked receptors
G protein linked receptors

ANSWER DOWNLOAD EXAMIANS APP

Cell Signalling and Transduction
Cell signaling can be classified into

two distinct types based on the distance over which the signaling molecules act
None of these
three distinct types based on the distance over which the signaling molecules act
three distinct types based on the signaling molecules

ANSWER DOWNLOAD EXAMIANS APP

Cell Signalling and Transduction
Which of the following is true about a hydrophilic signaling molecule?

It is a steroid
It might trigger a signal cascade that causes some effect in a cell
Its receptor is located in the cytosol of the target cell
Since it can enter the cell, it directly affects some specific cell process

ANSWER DOWNLOAD EXAMIANS APP

Cell Signalling and Transduction
cAMP and cGMP are derived from

ATP and GTP by the actions of adenylate cyclase and guanylate cyclase respectively
ATP and GTP by the actions of guanylate cyclase and adenylate cyclase respectively
None of these
GTP and ATP by the actions of adenylate cyclase and guanylate cyclase respectively

ANSWER DOWNLOAD EXAMIANS APP