substances required by organisms to carry out life processes.
organisms that can produce their own food.
organisms that cant produce their own food.
the process of breaking down complex, organic compounds into simpilar substances.
digestion inside of a cell
digestion outside of a organisms cells
the unspecialized digestive cavity as the hydro
opening where food enters the digestive tract
the opening where undigestied wastes leave the body
part of the digestive tract that connects the mouth to the esophagus
muscular tube that moves food into the stoumach
organ in the earthworm where food is stored
ordan in the earthworm where food is growned up.
the getting of food by filtering it out by water