A mother's use of illegal drugs, but not legal drugs, poses serious risks to the unborn child

The correlation of IQs between identical twins reared

together is 0.86 and drops to 0.72 when the identical twins are reared apart. Psychologists who emphasize genetics take this to mean that a. genetics plays no role in determining intelligence. b. the first few months of a baby's life are critical in the formation of intelligence. c. IQs tend to follow the mother. d. differences in adult intelligence are roughly 50 percent hereditary.

Little Debbie, who is two years old, loves cupcakes and hates fruit pie. She has observed that her mother hates cupcakes and loves fruit pies. If Debbie were handed a plate with a piece of pie and a different plate with a cupcake, and was asked to give one to her mother, Debbie would most likely

a. hand mom the pie. b. hand mom the cupcake. c. hand mom both plates. d. keep both plates for herself.