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lesson 6 vocabulary


Active Transport Takes place when energy is needed to move substances through a cell membrane; uses transport proteins.
Bile A yellow-green liquid that breaks down fats and is stored in the gallbladder made in the liver and is alkaline.
Diffusion Random movement of molecules from an area where there are more of them into an area where there are fewer of them.
Duondenum A fancy name for the first 25 centimeters of the small intestine.
Gallbladder Where bile is stored.
Liver The largest internal organ, produces bile.
Pancreas Where pancreatic juice is made 1.5 liters a day.
Passive Transport The movement of substances through the cell membrane without using energy.
Pyloric Sphincter The gateway to the small intestine.
Semi-Permeable When membranes are choosy about what does and does not get through them.
Osmosis The diffusion of water through the cell membrane.
Equilibrium The number of molecules in two areas are the same.
Created by: sciencegirl507