|
Author Question: When two galaxies move very closely to each other, their ________ may dramatically rearrange their ... (Read 14 times) |
The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
Children of people with alcoholism are more inclined to drink alcohol or use hard drugs. In fact, they are 400 times more likely to use hard drugs than those who do not have a family history of alcohol addiction.
For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.
When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.