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Biology Chapter 4.2

Biology Chapter 4.2 Terms and Definitions

TermDefinition
plasma membrane the outer boundary of the cell, called the cell membrane
cytoplasm the region of the cell with the membrane that includes the fluid, the cytoplasm,and all of the organelles except the nucleus
cytosol the solute portion of the cytoplasm, includes molecules and small particles
nucleus the command center of the cell, controls all of the cells actions
prokaryote microscopic single celled, doesn't have distinct cell membrane or organelle.
eukaryote an organism consisting of cells that contain DNA and chromosomes, every living thing but archaebacteria and eubacteria
organelle the small parts that form a cell: ex- cytoplasm, cell membrane, mitochondria
tissue a group of similar cells that perform a similar function Example- muscle
organ a group of similar tissues that perform a common function. Example- heart, liver, brain
organ system A group of organs that perform a function, Example- digestive system
Created by: conoverc20