The Papez circuit starts in WHICH of the following brain structures?

Procedures to determine absolute thresholds have a serious limitation based on the person's general tendency to respond either "yes" or "no" when uncertain

Indicate whether this statement is true or false.

Something that complicates genetic studies is that genes have different effects in different environments, such as the different outcomes for children with PKU with and without exposure to phenylalanine in the diet. This complication is referred to as

a. a genetic disorder. b. a gene–environment interaction. c. gene-environment variation. d. variable phenotypes.