Examlex
__________ are the specialized reproductive structures of angiosperms.
Conditioned Response
A conditioned response is a learned reaction or response to a previously neutral stimulus that has become significant through association.
Unconditioned Response
An automatic, natural response to a stimulus that does not require previous conditioning or learning.
Trial-And-Error
A problem-solving method involving repeated, varied attempts which are continued until success, or until the agent stops trying.
Negative Reinforcement
A behavioral principle where the removal of an unpleasant stimulus following a particular behavior increases the likelihood of that behavior being repeated.
Q1: Lichens are formed by a symbiotic relationship
Q1: Four of the following are advantages that
Q14: anther<br>
Q18: The pancreatic secretions governing glucose levels are
Q19: Casparian strip<br>A)responsible for opening and closing of
Q29: In trees, such as the horse chestnut,
Q31: This tissue gives rise to primary vascular
Q59: translocation<br>A)responsible for opening and closing of stomata<br>B)region
Q67: Eyes contain _ <br>A) chemoreceptors<br>B) mechanoreceptors<br>C) photoreceptors<br>D)
Q70: Cells of the outer surface of a