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Q.
Which of the following shows incorrect pairing?
NTA AbhyasNTA Abhyas 2022
Solution:
Binding of hormone (primary messenger) to a receptor initiates a series of events which leads to generation of so called second messengers like calcium, $\text{cAMP,}$ etc., within the cell. The second messengers then trigger a series of molecular interactions that alter the physiological state of the cell.