An estimated 21,000 __________, which directly affect our body's characteristics, lie along the human chromosomes

Detecting "environmental stimulation" is one way to define ______

a. perception b. feeling c. sensation d. awareness

Individuals with an internal locus of control are more likely to be

A) high achievers. B) low achievers. C) achievement-oriented and low achievers. D) achievement-oriented and high achievers. E) achievement-oriented.