|
Author Question: If 20 million workers are unemployed and 180 million workers are employed, then the unemployment rate is (Read 134 times) |
The human body produces and destroys 15 million blood cells every second.
Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.
Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.
IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.