Please enable JavaScript.
Coggle requires JavaScript to display documents.
key words (Diffusion (The spreading out of the particles of any substance…
key words
Diffusion
The spreading out of the particles of any substance in a solution, or particles in a gas, resulting in the net movement of particles from an area of high concentration to an are of low concentration down a concentration gradient.
Osmosis
The movement of water molecules from a dilute solution to a more concentrated solution across a partially permeable membrane.
-
-
-
-
-
-
Plasmolysis
The state of plant cells when so much water is lost from the cell by osmosis that the vacuole and the cytoplasm shrink and the cell membrane pulls away from the cell wall.
Active transport
The movement of substances from an area of low concentration to an area of high concentration against the concentration gradient, requiring energy from respiration.
-
Villi
Finger-like structures found in the small intestine, the increase the surface area to allow more efficient absorption of small molecules into the blood.
Stomata
Openings in the leaves of plants, allowing gases to enter and leave the leaf.
-