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Author Question: In problems involving a slope or inclined plane, the normal force is always perpendicular to the ... (Read 70 times) |
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
Thyroid conditions may make getting pregnant impossible.
Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.
Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.
Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.