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Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

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The horizontal fraction bar was introduced by the Arabs.

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There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

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It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

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This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

The nurse is using Standard Precautions to draw blood. The nurse is using Standard Precautions to draw blood.
Summary of Standard Precautions Summary of Standard Precautions
a) Standard PCR machine used for genotyping and (b) agarose gel to detect DNA fragments. a) Standard PCR machine used for genotyping and (b) agarose gel to detect DNA fragments.
How to write a quadratic equation in standard form when a graph is given How to write a quadratic equation in standard form when a graph is given
The Standard Rain Gauge The Standard Rain Gauge
Find a quadractic equation that models the data in standard form Find a quadractic equation that models the data in standard form
Video: Metaphase I Animation

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