I believe the answer is b
Answer:
respiration
Explanation:
<h3>the process of gas in the body is called respiration</h3>
number of subjects, age and sex of the subject, and length of the study... Just took the quiz(:
Cigarettes and Vapes both deliver nicotine to the brain, but cigarettes are much more harmful. They burn tobacco creating tar that is delivered into your body. Nicotine is delivered through e-liquid while still harmful is much less toxic than cigarettes.
