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.
Read-Only Memory (ROM) Definition - What does Read-Only Memory (ROM) mean? Read-only memory (ROM) is a type of storage medium that permanently stores data on personal computers (PCs) and other electronic devices. It contains the programming needed to start a PC, which is essential for boot-up; it performs major input/output tasks and holds programs or software instructions.