Which of the following are chemical messengers that pass through the plasma membrane of cells & have receptor molecules in the cytoplasm?

Which of the following are chemical messengers that pass through the plasma membrane of cells & have receptor molecules in the cytoplasm?

Which of the following are chemical messengers that pass through the plasma membrane of cells & have receptor molecules in the cytoplasm?


A. Insulin
B. Testosterone
C. cAMP
D. Epinephrine

Answer: B