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Science Vocab

science vocab

TermDefinition
Cells tiny things that make up all living thigs
Organism a living thing
metabolism the breaking down of food for energy
system parts working together for a specific purpose
mechanical digestion the physical process of breaking down food into small molecules
chemical digestion the chemical breakdown of food by enzymes and acids
enzymes substances used to chemically breakdown food into smaller substances
small intestine Organ in digestive system where food is broken down into the simplest molecules
Villi Structures in small intestine where nutrients are absorbed
Diffusion The movement of molecules from and area of greater concentration to lesser concentration
Osmosis The movement of water from an area of greater concentration to lesser concentration across a cell membrane.
Cell Membrane A semipermeable membrane surrounding the cytoplasm of the cell.
Cytoplasm The water like material inside a cel
Plasma Clear portion of blood that carries nutrients and water.
Pepsin Enzyme that is used to chemically breakdown protein
stomach Digestive organ with acidic environment where food is chemically and mechanically broken down.
Created by: 23rylak