Home Â» Phagocytosis Â» Crenation. Crenation - cell shrinks by osmosis because H2O leaves cell. solution is HYPERtonic (hyper - means excess, hypo - means insuffient. Crenation (opposite of Lysis -cell swells/destroyed/hypotonic) Please contribute to this project, if you have more information about this term feel free to edit this page.
ARCHIVED: What is ROM? ROM is an acronym for Read-Only Memory. It refers to computer memory chips containing permanent or semi-permanent data. Unlike RAM, ROM is non-volatile; even after you turn off your computer, the contents of ROM will remain. Almost every computer comes with a small amount of ROM containing the boot firmware.
RAM, Main Memory and ROM Explained. In common usage, the term RAM is synonymous with main memory, the memory available to programs. For example, a computer with 8MB RAM has approximately 8 million bytes of memory that programs can use. In contrast, ROM (read-only memory) refers to special memory used to store programs that boot the computer and perform diagnostics. Most personal computers have a small amount of ROM (a few thousand bytes).