3 is the answer. This harms the lungs. Nicotine can cause lung damage less fast than tobacco.
Answer:
By working at a job and saving money .
Explanation:
There are 206 bones in the human body.
Well, its kind of impossible because as soon as a sperm enters the egg chemical reaction forms a "hard shell" so another sperm can't enter. However, if this were to happen- there would be 1.5 more genetic info than that needed and the extra chromosomes would cause many problems. The fertilized egg wouldn't function properly and the embryo wouldn't develop. THE EGG IS DAMAGEDD
