|
Author Question: An observer has recorded the following select (t) for a five-part task and has applied a rating ... (Read 82 times) |
Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.
Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.
When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).
After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.