Cell type A secretes molecule X into the culture medium. Cell type B in the same culture responds to the
Q. Cell type A secretes molecule X into the culture medium. Cell type B in the same culture responds to the molecule X by expressing protein Y. Which one of the following modes of signaling represents the interaction between A and B?
(A) Autocrine
(B) Juxtacrine
(C) Paracrine
(D) Intracrine
Ans: Paracrine