Breland and Breland tried to use shaping to train a pig and a raccoon to drop wooden coins into a bank. But once the animals learned an association between the coins and , they could not overcome their biological impulses.

Ayoung boy has been found and police are trying to locate his family they take a dna sample from him and begin collec dna samples from families who have missing children if police use dna samples only from the fathers, which type of dn technology can they use to identify the boy's parent? y-chromosome analysis omtdna (mitochondrial dna) analysis vntrs (variable tandem repeats) o pcr (polymerase chain reaction) analysis