Because a child's biologically influenced dispositions join with environmental forces to mold development, Urie Bronfenbrenner characterized his perspective as a(n) __________ model

Most standardized tests of intelligence have a distribution of scores that ________

a) follows the normal curve b) has a positive skew c) has a negative skew d) appears bimodal with two peaks of high frequency

fMRI is a new and exciting method of imaging brains that is based on the physiological observation that

a. the magnetic properties of neurons change as they release neurotransmitters. b. the magnetic properties of blood changes as a function of the level of oxygen it is carrying. c. the magnetic resonance of brain regions changes with age and experience. d. blood flow can be measured directly by the magnetic properties of the vessels containing the blood.