- Life Sciences
a special kind of biological identification key which consists of sets of organised pairs of statements, descriptions or choices about features or structures that the organism may or may not have.
a sudden severe instance of abnormal heart function accompanied by chest pains and possible...
a state in which the body temperature has risen to dangerously high levels.
neurons that have more than two outgrowths from the cell body.
is the gaining of a plant's ability to flower or germinate in the spring after exposure to the...