Which one of these is not an example of intracellular communication?

a. a finger is suddenly removed from a hot object.

b. a bone cell maintains homeostasis.

c. molecular movement occurs within a cell.

d. a signal is translated to cause a muscle to relax.

Aphysical change is one that you can put in and remove like a ham sandwich. the stuff you put in there can be changem its not permanet. a chemical change is on that can't be change thats permanet. like when you make a cake and bake it. you can't get those ingredients back.

Decomposition is the cycle at which bacteria breaks down any organic material into the soil