Zachary’s friends have all started wearing an expensive brand of shoes and are now insisting that he buys the same shoes. Which best describes this situation? empathy

reciprocity

positive peer pressure

negative peer pressure

Ascientist introduced mutations in a gene sequence isolated from bacteria. study the sequence, and identify the steps where the mutations may affect the formation of proteins. in the sequence, black letters stand for protein coding regions and red letters stand for noncoding regions.