biology ch. 7
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| a phospholipid layer that covers a cell's surface and acts as a barrier between the inside of a cell and the cell's environment | ||
| the region of the cell within the membrane | ||
| a cell organelle where protien synthesis occurs | ||
| an organism that does not have nucleus or membrane-bound organelles | ||
| a single-celled organism that does not have a nucleus or membrane-bound organelles | ||
| in a eukaryote cell, a membrane-bound organelle that contains the cell's DNA | ||
| one of the small bodies that are found in the cytoplasm of a cell and that are specialised to prefrom a specific function | ||
| a small cavity or sac that contains materials in a eukaryotic cell | ||
| a system of membranes that is found in a cell's cytoplasm and that assists in the prduction, processing, and transport of protiens and the production of lipids | ||
| a cell organelle that helps make and package materials to be transported out of the cell | ||
| a fluid-filled vesicle found in the cytoplasm of plant cells or protists | ||
| an organelle found in the plant and algae cells where photosyntheses occurs | ||
| in eukaryotic cells, the cell organelle that is surrounded by two membranes and that is the site of cellular respiration | ||
| a group of similar cells that performs a common function | ||
| a collections of tissues that carry out a specialiazed function of the body | ||
| a group of organs that work together to perform body functions | ||
| a collection of genetically identical cells that are permanently assosciated but in which little or no intergration of cell activities occurs |