|
Author Question: What type of species, if removed from the community, could lead to the collapse of the entire community? (Read 123 times) |
There are approximately 3 million unintended pregnancies in the United States each year.
The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.
According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).
Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.
According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.