Question

Which phrase is not an example of intercellular communication?

1. chemical signal from pituitary gland to adrenal gland
2. electrical signals pass between heart cells
3. chemical messengers dock onto receptors of adrenal gland
4. a vesicle encloses over a nutrient molecule

Answer 1

1.

Step-by-step explanation:

A signal from one gland to another would not be intercellular, as "inter" means inside. This means intercellular would stand for "Inside the Cell"