What is the respiratory system considered in the human body

What are phobias? and what are 5 common phobias that people have?

Which of these is not related to the teeth? a. chymob. pulpc. enamold. dentin

Why is a lunch consisting of pizza, fruit, and salad a better choice than a lunch with the same number of calories from pizza alone? a)both lunches provide the same amount of energy but the lunch of pizza, salad, and fruit provides more nutrients. b)both lunches provide the same amount of nutrients but the lunch of pizza, salad, and fruit provides more energy. c)both lunches are healthful but the lunch of pizza, salad, and fruit provides more energy for metabolism. d)both lunches are healthful but the lunch of pizza, salad, and fruit is likely to have a higher fat content.