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Author Question: When making the shift to a comprehensive, transformed school counseling program, all key players ... (Read 58 times) |
Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.
When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.
Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.