NEET2014ZoologyChemical Coordination and IntegrationActual
Which of the following pairs of hormones can easily pass through the cell membrane and binds to a receptor inside it (mostly in the nucleus)?
Options
- AInsulin, glucagon
- BThyroxine, insulin
- CSomatostatin, oxytocin
- DCortisol, testosterone
Correct answer
D. Cortisol, testosterone
Step-by-step solution
Cortisol and testosterone are steroidal in nature. Steroid hormones are lipid soluble and easily pass through cell membrane of a target cell into the cytoplasm. In the cytoplasm they bind to specific intracellular receptors (proteins) to form a hormone receptor complex that enters the nucleus.