the smallest unit that can carry on all the prcesses of life | ||
membrane-bound organelle that holds DNA | ||
a group of similar cells that carry out a specific function | ||
1. all living things are copmosed of one or more cells; 2. cells are the basic units of structure and function; 3. cells only come from pre-existing cells | ||
organisms that lack a membrane-bound nucleus and membrane-bound organelles | ||
groups of tissues that perform a particular job in an organism | ||
cell's outer boundary | ||
organisms made up of one or more cells that have a nucleus and membrane-bound organelles | ||
a group of organs that perform related functions | ||
region of the cell within the plasma membrane that includes the fluid, cytoskeleton and all the organelles except the nucleus | ||
subcellular structures; well-defined, intracellular structures that perform specific functions for the cell |
Chapter 4 Cell Structure and Function
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