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Prokaryote Bacteria cell, lacks organelles, has ribosomes, always unicellular, smallest type of cell, oldest cell
Eukaryote Plant/Animal Cells, has organelles, has nucleus, can be multicellular or unicellular
Semi-permeable allows some material in, while blocking other material
passive transport does not use energy
active transport uses energy
mitochondria Transform chemical energy (sugar) into useful energy (ATP)
chloroplast captures sunlight and converts it into chemical energy (sugar)
flagella long whip-like projection used for movement
cilia hair like structure found on eukaryotic cells
nucleus directs the activities within the cell
nucleolus makes ribosomes and contains chromatin
cell wall rigid wall outside plasma membrane giving extra support to plant cells
vacuole sac-like structure used for storage
ribosomes makes proteins
contractile vacuole removes excess water to maintain homeostasis
pseudopod false foot; used for engulfing material
eye spot detects sunlight
Two types of transport active and passive
Three types of passive transport diffusion, osmosis, and facilitated diffusion
Two types of active transport endocytosis and exosytosis
a cell membrane is made up of ____________ phospholipids
getting rid of toxins allows the cell to maintain _____________ homeostasis
cell differentiation cells become specialized
phototaxis movement to or away from light
chemotaxis movement to or away from chemicals
plasmids found in prokaryotes; extra chromosome that holds important information
organelle little organ
equilibrium equal or balanced
Three types of osmosis hypotonic, isotonic, hypertonic
hypotonic the cell swells
isotonic the environment and cell maintain an equilibrium
hypertonic the cell shinks
Created by: lwebber