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| process by which cells internalize molecules or viruses |
| intermingling of molecules and ions resulting from random thermal agitation |
centrosome cen·tro·some (sěn'trə-sōm')
n.
A small region of cytoplasm adjacent to the nucleus that contains the centrioles and serves to organize microtubules. Also called cytocentrum, microcentrum.
| centrosome (sěn'trə-sōm') Pronunciation Key
A specialized region of the cytoplasm that is located next to the nucleus of a cell and contains the centrioles. The cells of most eukaryotes except plants have centrosomes. |