a spermatozoon or an ovum; a cell responsible for transmitting DNA to the next generation
lacking cells
(biology) the basic structural and functional unit of all organisms; they may exist as independent units of life (as in monads) or may form colonies or tissues as in higher plants and animals
a device that delivers an electric current as the result of a chemical reaction
a small unit serving as part of or as the nucleus of a larger political movement
small room in which a monk or nun lives
activities associated with sexual intercourse
either of the two categories (male or female) into which most organisms are divided
the properties that distinguish organisms on the basis of their reproductive roles
