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vocab #3

TermDefinition
cytology cytology is a branch of biology that studies the structure and function of plant and animal cells
organelles “small organs” having distinctive functions
cells basic unit of life
cytoplasm jelly like substance inside cells that contain molecules , in some cell, organelles
cell (plasma) membrane double layer that forms a boundary between a cell and the surrounding environment and controls the movement of substances into and out of the cell
cell wall supports and provides the plant cell
chloroplast food maker;only in plants
mitochondria produces ATP energy
nucleus controls activities of cell
nucleolus where ribosomes are made
ribosomes where protein is made
endoplasmic reticulum transport material throughout the cell
golgi bodies make, package and secrete cell products
vacuoles stores materials
lysosomes destroys damaged or old cell part
centrioles functions in cell division
virus(es) small infectious agent that replicates only inside the living cells of other organisms.
diffusion movement of molecules from an area of higher concentration to 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
active transport movement of molecules across a membrane from a region of lower concentration
Phagocytosis the ingestion of bacteria or other material by phagocytes and amoeboid protozoans.
Created by: arianajade_26