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science vacab
Term | Definition |
---|---|
tissue | a group of cells that perform a common function |
organ | a group of tissue that perform a common function |
organ system | a group of organs that perform a common function |
organelles | specialized structures within a cell |
nucleus | a safe containing for cells |
lysosomes | break down old molecules |
abiotic | non living thing |
biotic | living thing |
cell | smallest structural and functional unit of a organism |
organism | material structure of individual life form |
cell wall | a rigid layer of polysaccharides outside the plasma |
cell membrane | the semipermeable membrane surrounding the of a cell |
uniceller | consisting of a cell |
homeostasis | tendency toward a relatively stable equilibruin |
chloroplast | a plastid that contains chlorophyll |
multicellular | consisting of many cells |
mitochorondrion | an organelle found in large numbers |