Explanation:
Capillaries are thinnest blood vessels there are in human body or basically in any multicellular living creature. Capillaries are so thin, they are like a sheet made of cells. So there is nothing like capillaries which can introduce blood with the materials to be absorbed without letting both of them mix directly. Arteries and veins are too thick to carry out such exchange.
A - Read below
Diffusion is simply particles spreading around. Think of it like spraying perfume in a room. Where the person sprayed the perfume would be a high concentration as there is a lot of that perfume there. However, on the other side of the room there would be little to no perfume. So the perfume spreads around until it is evenly distributed in the room.
Answer:HI i believe that it is called an aquifer
Explanation:
An aquifer is an underground layer of water-bearing permeable rock, rock fractures or unconsolidated materials (gravel, sand, or silt). Groundwater can be extracted using a water well. The study of water flow in aquifers and the characterization of aquifers is called hydro geology.
Stay Safe!!!!! Add my Instagram! _username_not_found_bruh
The autonomic nervous system releases chemical messengers to influence its target organs