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Cell Review

Basic Cell Vocabulary for Junior High Science Students

nucleus the brains of the cell; contains the DNA
chromosomes carry the DNA (deoxyribonucleic)
cell membrane controls movement of material into and out of the cell
cytoplasm the substance that holds all the other parts; the goo
mitochondria store glucose; convert glucose into energy the cell can use; the power plant of the cell
vacuole storage center; usually water
cell wall plant cells only; gives shape and support to plants
chloroplasts contain chlorophyll; where photosynthesis occurs
Robert Hooke discovered plant cells in 1665; looked at cork through a microscope he built
Cell Theory all organisms are made of one or more cells; the cell is the basic building block of all living things; all cells come from existing cells
eukaryotes organisms whose cells have a nucleus; most are multi-cellular organisms; largest type of cell
prokaryotes do not have a nucleus; also known as bacteria
cell the basic unit of structure and function in all living things
organelle any membrane bound internal structure of a cell; each carries out its own function
tissue a group of cells working together to do a specific job
organ a group of tissues working together to do a specific job
organ system a group of organs working together to do a specific job
organism a group of organ systems working together to create a living being
duplicated repeated or copied
function the purpose or use of something
multi-cellular made of more than one cell
enclosed completely surrounded
organism a living thing
valid true
genetic material DNA; holds the blueprint for life
Created by: bwilliamsscience