Its the last question and I really don't want to get it wrong Which phrase is not an example of intercellular communication?

A-chemical messengers dock onto receptors of adrenal gland
B-a vesicle encloses over a nutrient molecule
C-electrical signals pass between heart cells
D-chemical signal from pituitary gland to adrenal gland
Thank you in advance

Anybody who knows ap biology, can you friend or message me

What is the primary goal of human communities?

Plz ! cattle ranchers and dairy farmers rarely allow all of their animals to reproduce instead they practice selective breeding and only encourage the reproduction of animals with specific features. which of the following cows would a dairy farm most likely choose to reproduce? a. a cow that makes a lot of milk. b. a cow that can run quickly. c. a cow with a think, soft fur. d. a cow with large, strong hooves.