Which of the Following Are Ways in Which Binding of an Intercellular

question 6

Multiple Choice

Which of the following are ways in which binding of an intercellular chemical messenger with a cell's receptor can bring about a cellular response?

• A) opening or closing of specific ionic channels in the plasma membrane
• B) activation of an intracellular second-messenger system
• C) promoting or inhibiting the transcription of genes that code for the synthesis of cellular proteins
• D) activating or inhibiting intracellular enzymes
• E) All of the choices are correct.

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