The second one probably because of the law of conservation of mass where mass is not created or destroyed, so the mass has to be the same.
Answer:
<em>To study the genetic causes of disease and for the development of diagnostics and drugs. And detecting bacteria and viruses in the environment and for determining paternity.</em>
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When fossil fuels are burned they can cause pollution which can cause global warming.
Answer:
The first line of defense involves skin.
Yes, blood doping can improve your performance. Red blood cells contain lots of oxygen, thus, by filling your body with this oxygen-rich blood, you gain a lot more endurance and strength.
