This helpful link provides a good explanation of the macronutrients we consume (carbohydrates, proteins and fats). This site can be helpful to the Nutrition student (BI 169), but also to students in BI 150 and BI 151 who are learning the major organic molecules necessary for life.
This is a helpful link for students in BI 152 and BI 153 who are now learning the Endocrine System. This link provides an interactive map of the major endocrine glands of the human body, listing the hormones and hormone function from each gland.