|
Author Question: The gestation period of a ferret is __________ to _________ days. Fill in the blank(s) with correct ... (Read 29 times) |
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.
Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.
Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.
About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.