Question

Which of the following ions is involved in signaling within the cytoplasm (i.e., is a second messenger)?

(A) Sodium (Na+)
(B) Potassium (K+)
(C) Calcium (Ca2+)
(D) Chloride (Cl−)
(E) Bicarbonate (HCO3−)​

Answer 1

number D is correct

Step-by-step explanation:

Answer 2

hello

the answer to the question is C) Calcium (Ca2+)