In what organ does the exchange of nutrients and waste takes place?
a. amniotic sac c. umbilical cord
b. placenta d. none of these
B
Psychology
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Development norms refer to:
A. parts of the body growing at differing rates B. the genetic plan by which individuals are created C. development occurring in a sequential and orderly fashion D. the average age at which individuals perform skills
Psychology
Light first passes through the outer surface of the eye called the ___________
a. cornea c. pupil b. retina d. iris
Psychology
What is an inference? How is it used to help with language comprehension?
What will be an ideal response?
Psychology
In classical conditioning, one must be sure to pair the __________.
A. UCS and CS B. UCS and UCR C. CS and CR D. CS and UCR
Psychology