The theory is considered  constructivist  , meaning that , unlike nativist theories ( which describe cognitive development as the unfolding of innate knowledge and abilities ) or empiricist theories ( which describe cognitive development as the gradual acquisition of knowledge through experience ) , it asserts that we construct our cognitive ...
Introduction. The population frequency of a bicuspid aortic valve is â0.9% to 1.36%, 1â3 with a 2:1 male:female ratio. It is likely that the presence of a bicuspid aortic valve has a genetic basis, with the pattern of transmission in some families suggesting an autosomal dominant pattern of inheritance.
Answer by Bhuvanajagan94. Confidence votes 57. from the name itself, the bicuspid valve contains two cusps or flaps and the tricuspid valve contains three cusps or flaps. they both prevent the blood from flowing back into the atria........nswer by Bhuvanajagan94. Confidence votes 57. from the name itself, the bicuspid valve contains two cusps or flaps and the tricuspid valve contains three cusps or flaps. they both prevent the blood from flowing back into the atria........