The digestive system facilitates excretion of wastes by eliminating wastes from the digestive tract. During the digestion process, after the nutrients in the food has been absorbed by the small intestine, the waste products in the food will be moved into the large intestine where it will be processed for elimination in the form of feces. <span />
Answer:
As altitude increases, the amount of gas molecules in the air decreases—the air becomes less dense than air nearer to sea level.
Explanation:
Thin air exerts less pressure than air at a lower altitude.
Answer:
I believe that the answer would be 39 and 78
