What is chronic alcohol abuse? a year? 2 years? 6 months? i'm writing a story about someone with ptsd and i have no idea

Diagram the passage of food through the digestive system. label the organs involved in digestion and absorption and identify the sites where carbohydrates, proteins, and fats are digested.

Which word can describe a person's gender identity? a) female b) intersexual c) asexual d) androgynous

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?