After reading the Henry Potter books, Dawn describes Henry Potter as insightful, original, curious, and intellectual, as well as generous, kind, considerate, and forgiving. According to the five-factor personality model, Henry is high in ____ and high in ____

In the laboratory observation method,

A) scientists directly observe the behavior of animals in the laboratory, but set it up to reflect natural surroundings. B) scientists study sexual behaviors and customs that occur among ethnic groups. C) scientists bring individuals out of their natural settings into the laboratory. D) scientists learn about participants' behavior by interacting with them.

The first signs of neurodegeneration in Huntington's disease involve loss of

A) neurons involved in the synthesis of nitrous oxide. B) dopamine-secreting neurons of the nigrostriatal system. C) neurons involved in glucose metabolism. D) GABAergic neurons of the putamen. E) cholinergic neurons in the pons.