What is the rationale behind having a bicycle helmet law that applies only to teens? a. education should occur at a young age b. teens have higherrisk c. teens are valued more d. teens have little political power.

Although animals share many common characteristics, there is also a great amount of diversity found in animals. which animals are ectothermic, obtain dissolved oxygen in water through gills, have scales, have fins, and live in water?

Antibiotics are given when an std is caused by a virus. true or false

Insulin is a peptide therapeutic used to manage type 1 diabetes, which affects more than 20 million people worldwide according to the international diabetes federation. a significant limitation to the broad distribution and use of insulin to treat type 1 diabetes is the fact that it must be administered by injection rather than orally. why is insulin administered by injection and not orally?