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Ch7Vocab1

vocab

QuestionAnswer
cell basic unit of life
cell theory fundamental concept of cells and biology
nucleus large membrane-enclosed structure that contains DNA
eukaryotes cells that contain nuclei
prokaryotes cells that do not conatin nuclei
organelles structures inside eukaryotes that perform specific jobs
cytoplasm portion of the cell outside the nucleus
nuclear envelope surrounds nucleus, and is two membranes
chromatin DNA bound to protein in the nucleus
chromosomes when a cell divides chromatin condenses to form this
nucleolus a small dense region in the nucleus, assembly of ribosomes starts here
ribosomes proteins are assembled on them, small particles os RNA and protein found throughout the cytoplasm
endoplasmic reticulum internal memvrane system of eukaryote cells (ER)
golgi apparatus mosify sort and package proti=eins used for storage or seretion
lysosomes small organelles filled with enzymes
vacuoles organelles that are saclike storage structures
mitochondria organeels that convert chemical energy in food into compounds that are easier for the cell to use
chloroplasts perform photosynthesis and create energy for the ccell
cytoskeleton shape and internal structure of eukaryote cells given by this membrane
centrioles organize cell division
Created by: Lauren14
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