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Cells system

Sciences

TermDefinition
Microscope An instrument that makes small objects look larger.
Cell Theory A widely accepted explanation of the relationship between cells and living things.
Distinguish Two separate structures that are close together.
Organelle is a tiny cell structure that carries out a specific function within the cell
Structure The arrangement of and relations between the parts or elements of something complex.
Function An activity or purpose natural to or intended for a person or thing
Cell Wall A rigid layer of polysaccharides lying outside the plasma membrane of the cells of plants, fungi, and bacteria. In the algae and higher plants it consists mainly of cellulose.
Cell Membrane the semipermeable membrane surrounding the cytoplasm of a cell.
Cells cells are the basic building blocks of all living things.
Cytoplasm Fills the region between the cell membrane and the nucleus
nucleus is a large oval organelle that contains the cells genetic material in the form of DNA.
Mitochondeia Convert energy stored in food to energy the cell can use to live and function.
Chloroplast Is an organelle in the cells of plants and some other organisms that captures energy from sunlight and changes it to an energy.
Vacuole A like organelle that stores,water,food or other materials needed by the cell
Selectively permeable Selective permeability is a property of cellular membranes that only allows certain molecules to enter or exit the cell
Diffusion is the process by which molecules move from an area of lower concentration
Osmosis a process by which molecules of a solvent tend to pass through a semipermeable membrane from a less concentrated solution into a more concentrated one, thus equalizing the concentrations on each side of the membrane
Maintain cause or enable (a condition or state of affairs) to continue.
endocytosis the taking in of matter by a living cell by invagination of its membrane to form a vacuole.
exocytosis a process by which the contents of a cell vacuole are released to the exterior through fusion of the vacuole membrane with the cell membrane
Created by: TTVJason