While plastics can be recycled, less than 10 percent of all plastic products used in the United States are recycled. This is because we use many types of plastics that each have different chemical compositions. Mixing plastics can cause contamination, therefore making them unsafe to use again. Plastic waste can also be contaminated by other materials such as paper and ink. Select the word from the text that helps the reader understand the meaning of the word contamination as it is used in this text. Group of answer choices Compositions Materials Recycled Unsafe

Which of these are examples of personal rights whose interpretation has changed over time? the right to bear arms the right to a speedy and public trial freedom of assembly the majority rules the common good

Astudy that involves interviews of adults is eligible for expedited review. the researcher wants to add an adolescent population (aged 12 to 17) to the study and has designed a parental permission and assent process. no additional changes are planned. which of the following statements about review of the revised protocol is accurate? the research would only be eligible for expedited review if the adolescents are capable of understanding the same consent forms used for the adult population.the research would only be eligible for expedited review if the adolescents have been declared to be emancipated minors.the new research would need full review by a convened irb because children are a protected population.unless the nature of the questions would raise the level of risk to > minimal for adolescents, the research would still qualify for expedited review.

Which of the following is true of cultural syndromes of distress? a. it refers to attributing pathological symptoms to normative cultural differences. b. refers to misinterpreting culturally sanctioned behavior as expressions of pathological symptoms. c. it refers to the ways that communities and cultural groups communicate and express their distressing thoughts, behaviors, and emotions. d. it refers to patterns of symptoms that tend to cluster together for individuals in specific cultural groups, communities, or contexts.