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Diffusion

QuestionAnswer
Active Transport The movement of materials across a membrane from LOWER to HIGHER concentration, using ATP
ATP Produced in the MITOCHONDRIA, it is a molecule that is the source of an organism's ENERGY
Cell Membrane Thin layer of lipids and proteins that surround a cell and controls the passage of materials in and out (AKA PLASMA MEMBRANE)
Diffusion Passive movement of materials across a membrane from HIGH concentration to LOW concentration, requiring NO ENERGY
Glucose The most common sugar used by living organisms. It is needed for cellular respiration to occur
Indicator A chemical that causes an observable change that shows the presence of another substance
Osmosis Diffusion of WATER across a membrane from HIGH concentration to LOW concentration, requiring NO energy
Passive Transport Movement of substances across a membrane from high to low concentration WITHOUT using ENERGY
Semi-Permeable Ability of a membrane to allow SOME but NOT ALL substance to pass through
Stain Any chemical that makes the parts of the specimen under the microscope more visible
Starch A large carbohydrate composed of simple sugars involved in energy storage in an organism
Created by: hhazzard