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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").

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In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.

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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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Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

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A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

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Video: Proteins Defined, Hierarchy & Composition of Cells

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