Examlex
Define ROM (read-only) memory. What is one important difference between ROM and RAM (random access memory)?
Nucleus
The membrane-bound organelle in eukaryotic cells that contains most of the cell's genetic material.
Electron Micrograph
A photograph or image obtained by using an electron microscope, which uses a beam of electrons to create an image of the specimen.
Black and White
A category or concept typically used in photography, art, and media to describe images or scenarios that lack color, consisting only of shades of black and white.
Cell Fractionation
The technique used to separate the components of cells by subjecting them to centrifugal force. See differential centrifugation and density gradient centrifugation.
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