- Grade 11 and 12 Mathematics (Moderator: geoffrey)
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Author Question: A soft drink company holds a contest in which a prize may be revealed on the inside of the bottle ... (Read 117 times) |
- Grade 11 and 12 Mathematics (Moderator: geoffrey)
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.
Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.
Asthma cases in Americans are about 75% higher today than they were in 1980.
Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.
About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.