By the age of 30. So middle adult
Sometimes your body can get used to a drug being in your system and by eliminating it from your system can be harmful
Answer:
D
Explanation:
When you breathe in, oxygen flows into your lungs. From there, oxygen is transported through the bloodstream, back to your heart, and around the body.
Size or weight of the radioactive source.
Answer:
Explanation:
A. shy and withdrawn
sorry if my answer doesn't help you or its wrong in someway
