The bulk of facebook's revenue comes from: advertising
Answer:
Species X and species Z belong to the domain
Explanation:
Cell maintain homeostasis through diffusion in isotonic solution. Isotonic means that the concentrations are the same on either side of the membrane, maintaining homeostasis.
Answer:
D.electrical signals and chemical neurotransmitters
Explanation:
chemical transmitters are the language that neurons use to connect eachother.
Answer:
Explanation:
I think it b c d sorry if wrong
