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Cells

6.12AB, 7.12CD Prokaryote/Eukaryote, Organization Levels, & Cell Organelles

TermDefinition
EUKARYOTIC CELL Cell with nucleus & membrane-bound organelles.
PROKARYOTIC CELL Cell lacking a nucleus or any other membrane-enclosed organelle.
CELL MEMBRANE Protective layer that surrounds a cell or an organelle.
NUCLEUS Membrane-bound structure in eukaryotic cells that contains DNA.
DNA Contains information that forms the hereditary material of all cells.
CELL Basic structural and functional unit of living organisms.
TISSUE Large mass of similar cells that make up a part of an organism and perform the same specific function.
ORGAN Large collection of similar tissue that make up a part of an organism and performs a specific and specialized function of the body.
ORGAN SYSTEM Composed of several organs working together to perform specific and vital functions.
ORGANISM Individual form of life that is capable of growing, taking in nutrients, and usually reproducing (organ systems working together); self-contained living thing.
ORGANELLE Tiny cell structure that carries out a specific function within the cell.
POPULATION Group of individuals of the same species that live in the same area.
Cytoplasm Jellylike & fluid material that makes up much of a cell inside the cell membrane, surrounds the nucleus in eukaryotic cells, & in which the organelles are suspended; cyto = hollow
Mitochondrion Organelle in the cytoplasm of eukaryotic cells that functions in energy production - power factory of the cell.
Vacuole Organelle that stores water & nutrients in both plant & animal cells; 1 large central unit in plant cells, but many small units in animal cells.
Chloroplast Green organelle in plant cells that converts light energy into chemical energy (Photosynthesis); chlor = green; plast = small particle
Cell Wall Rigid structure that surrounds the cell membrane of a plant cell to give it support & protection.
Created by: trauberk
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