Which part of the respiratory system is made up of two large organs that exchange carbon dioxide and oxygen?
a.
trachea
b.
diaphragm
c.
lungs
d.
epiglottis

The concept of ensures that wounded soldiers receive treatment based on their severity of their wounds rather than their seniority

Select all that apply.carbohydrates are found in foods that contain:

Abag of candy contains two servings, and each serving is 800 calories. which is the healthiest choice? eat one serving and save the other serving eat one piece and share the rest with friends eat both servings eat the whole bag and eat fewer calories later on