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Cells

Biology

TermDefinition
Cell Theory A theory in biology that includes one or both of the statements that the cell is the fundamental structural and functional unit of living matter and that the organism is composed of autonomous cells with its properties being the sum of those of its cells.
Cytoplasm The material or protoplasm within a living cell, excluding the nucleus.
Organelle Any of a number of organized or specialized structures within a living cell.
Prokaryotic Cell A microscopic single-celled organism that has neither a distinct nucleus with a membrane nor other specialized organelles.
Eukaryotic Cell An organism that consists of one or more cells each of which has a nucleus and other well-developed intracellular compartments.
Cytoskeleton The cytoplasmic network of protein filaments that plays an essential role in cell movement, shape, and division.
Nucleus In physical science, an atom's central region, which is made up of protons and neutrons.
Endoplasmic reticulum A system of membranes that is found in a cell's cytoplasm and that assists in the production, processing, and transport of proteins and in the production of lipids.
Ribosome A cell organelle composed of RNA and protein; the site of protein synthesis.
Golgi apparatus
Vesicle A small cavity or sac that contains materials in a eukaryotic cell; forms when part of the cell membrane surrounds the materials to be taken into the cell or transported within the cell.
Mitochondrion
Vacuole
Lysosome
Centriole
Cell wall
Chloroplast
Cell Membrane
Phospholipid
Fluid Mosaic Model
Selective Permeability
Receptor
Passive Transport
Diffusion
Concentration Gradient
Osmosis
Isotonic
Hypertonic
Hypotonic
Facilitated Diffusion
Active Transport
Endocytosis
Phagocytosis
Exocytosis
Created by: zapatos_jordan