b bc I took the class bwfore
Answer:
The cells need oxygen for metabolism, which creates carbon dioxide as a waste product. The carbon dioxide is absorbed from the cells by the blood plasma (some of it binds to hemoglobin too) and is transported back to the lungs in the bloodstream. There it leaves the body when we breathe out.
Explanation:
Hope this helps you
Answer:
zoologist
Explanation:
biology is the study of life and zoology is the study of animals so they go together
True, industrialized areas have more man-made factories and facilities which let off pollution