Stories We Like: A Guide to the Comma
The smallest structural unit of an organism that is capable of independent functioning, consisting of one or more nuclei, cytoplasm, and various organelles, all surrounded by a semipermeable cell membrane.
A small enclosed cavity or space.
|electric cell |
A device, such as a battery, that is capable of changing some form of energy, such as chemical energy or radiant energy, into electricity. Also called voltaic cell. ◇ An electric cell that converts light energy into electrical energy using the photoelectric effect is called a photoelectric or photovoltaic cell; such cells are used in the generation of solar power and are called solar cells. See also galvanic.
A region of the atmosphere in which air tends to circulate without flowing outward.