The ________ is primarily responsible for the filtering and passage of incoming nutrients and outgoing wastes for the embryo

A) placenta
B) umbilical cord
C) amniotic sac
D) amniotic fluid

A

Psychology

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The second level in Maslow's hierarchy of needs is:

safety and security. love and belonging. physiological. self-actualization.

Psychology

Binet and Simon's test differed from those of Galton and Cattell in its ____.?

a. ?emphasis on the relationship of higher cognitive processes to intelligence b. ?emphasis on the evolution of children's mental abilities c. ?emphasis on the recapitulation of childhood abilities in adolescence d. ?emphasis on using sensorimotor tests to assess mental abilities e. ?inclusion of Hall's questionnaires as a device for assessing mental abilities

Psychology