AP BIOLOGY

THE CELL

CELL COMMUNICATION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
All of the following are important cell signaling molecules released by the pituitary gland except:
A
thyroid stimulating hormone
B
oxytocin
C
epinephrine
D
ADH
E
follicle stimulating hormone
Explanation: 

Detailed explanation-1: -For example, epinephrine functions both as a neurotransmitter and as a hormone produced by the adrenal gland to signal glycogen breakdown in muscle cells.

Detailed explanation-2: -Depending on the ligand’s origin (from the same cell, from the neighbour cell or from far distance), recptor-ligand interaction and signaling pathway activation is classified into four different types: autocrine, endocrine, paracrine and juxtacrine.

Detailed explanation-3: -Answer and Explanation: Out of the molecules listed above, the one that is not involved in cell-to-cell signalling is option (d) cholesterol.

There is 1 question to complete.