Unit 3 Vocab

Pregunta	Respuesta
Active Transport	Describes what happens when a cell uses energy to transport something
Cell specialization	Specialized cells differ in structure, size, shape, and function.
Concentration	Amount of a subcomponent in a solution
Diffusion	Chemical and biological process when molecules from a material move from high to low concentration
Endocytosis	The taking in of matter by a living cell by invagination of its membrane to form a vacuole
Equilibrium	when concentrations of reactants and products don't change over time
Exocytosis	The exiting of matter by a living cell
Facilitated diffusion	Concentration goes from high to low
Hypertonic	having increased pressure
Hypotonic	having reduced pressure
Isotonic	same osmotic pressure as some other solution in cell
Lipid Bilayer	thin polar membrane made of two layers of lipid molecules
Organ	part of an organism typically cells contained
Organ system	A group of organs that work together to perform one function
Osmosis	when molecules of a solvent tend to pass through a semipermeable membrane from a less concentrated solution to a more concentrated solution
Phagocytosis	The process by which a cell engulfs a solid particle
Pinocytosis	The ingestion of liquid into a cell by the budding of small vesicles from the cell membrane
Tissue	Distinct types of material by which animals and plants are created

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