|
|
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.
The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.
According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.
Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.
The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
![Uranus revolves around the Sun once every 84 Earth years. Its average distance from the Sun is rough](https://biology-forums.com/gallery/47/medium_12359_13_01_13_4_44_12.gif)
![Hong Kong is a strange situation. A British colony since 1842, it was handed back to China in 1997 a](https://biology-forums.com/gallery/47/medium_262797_12_08_15_1_46_34_221901097.png)