Answer:
It's B.
Explanation:
Both circulate blood flow throughout the body
Ummmmmmm
Don't know
Answer: you’re correct A.
The to your question would be... The rate of the forward reaction equals the rate of the reverse reaction.
I looked it up...
Smells travel through the air by diffusion. Air particles, and the odor particles within the air, move freely in all directions + Odors are constantly moving.