Question

When the epinephrine solution is dropped on the surface of the frog skeletal muscles in vitro, the muscle contractions become strong. However, when epinephrine is injected into muscle cells, nothing happens. The reason for this is

a. Epinephrine induces the opposite effect in cells
b. Epinephrine induces side effects in cells
c. Epinephrine is not processed by proteolytic enzymes
d. Epinephrine does not find its receptors in cells
e. Epinephrine is degraded / broken down in the cell​

Answer 1

Answer:

c. Epinephrine is not processed by proteolytic enzymes

or

d. Epinephrine does not find its receptors in cells

Explanation:

I think it's " c "

Answer 2

Answer:

(b) jjko9.uk rikirq5ohaj4i