The primary somatosensory cortex receives its input from the:

Imagine that Dr. Walsh measures the heritability of anger in pairs of siblings who are being reared together

She finds a correlation of .15 between pairs of adopted siblings who are biologically unrelated, a correlation of .63 for fraternal twins, and a correlation of .92 for identical twins. These results suggest that A) both the environment and genetics contribute substantially to the variability in anger. B) relative to the influence of genetics, the environment contributes relatively little to variability in anger. C) compared to the impact of the environment, genetics contributes relatively little to variability in anger. D) the shared environment contributes greatly to the variability in anger only among identical twins.

In assessing temperament, Thomas and Chess used ________, whereas Rothbart used ________

A) experimentation; surveys B) structured interviews; behavioral questionnaires C) behavioral questionnaires; naturalistic observation D) naturalistic observation; structured interviews