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A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

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The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

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Patients should never assume they are being given the appropriate drugs. They should make sure they know which drugs are being prescribed, and always double-check that the drugs received match the prescription.

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Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

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There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

Wood first appeared in plants called progymnosperms. Wood first appeared in plants called progymnosperms.
Reindeer antlers grow again each year under a layer of fur called velvet. This reindeer is losing th Reindeer antlers grow again each year under a layer of fur called velvet. This reindeer is losing th
The approval of a new drug is a four-stage process: (1) preclinical investigation, (2) clinical inve The approval of a new drug is a four-stage process: (1) preclinical investigation, (2) clinical inve
Socrates (470–399 B.C.E.) was an Ancient Greek philosopher often called the "father of ... Socrates (470–399 B.C.E.) was an Ancient Greek philosopher often called the "father of ...
A square matrix P is called a permutation matrix if each row and column of P contains exactly ... A square matrix P is called a permutation matrix if each row and column of P contains exactly ...
Stages of mitosis. Only two pairs of chromosomes from a diploid (2n) Stages of mitosis. Only two pairs of chromosomes from a diploid (2n)
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