Russell now needs to take more of the drug he has been using to get the normal high he got when he first started. Russell is experiencing __________.

According to the article Zipping Up the Genes about twins reared apart,the number which best

summarizes the amount of variance in personality which is accounted for by genetic factors is (a) zero (b) .25 (c) .50 (d) .90

Describe the problems that are associated with attempts to define abnormal behavior in terms of (a) personal distress and (b) statistical rarity.

What will be an ideal response?