Pls explain how u got it too. ty :)

Although the percentage of teens smoking has gone done in recent years, the number is still approximately percent. question 15 options: 10 30 40 20

Ladonna is overweight and loves fast food. which is the best diet for ladonna to adopt? a. a diet high in protein and low in fat and sugar b. a diet high in calcium and low in fiber c. a diet high in fiber and low in fat and sugar reset next

Why do you need two different circuits of blood vessels in your body?