Genes influence human development by establishing boundaries for environmental influences on individuals' phenotypes.

In mild neurocognitive disorder, the losses in fluid intelligence

a. are the same as those characteristic of normal aging. b. are not yet noticeable. c. exceed those characteristic of normal aging. d. are the same as those in Alzheimer's disease.

After sustaining a head injury, Miss Geist went to the blackboard in class and started to use her finger as though it were a piece of chalk. When Elton gave her a piece of chalk, she did not know what to do with it. Miss Geist seems to have ____ apraxia.?

a. ?ideational b. ?ideomotor c. ?receptive d. ?expressive