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Did you know?

No drugs are available to relieve parathyroid disease. Parathyroid disease is caused by a parathyroid tumor, and it needs to be removed by surgery.

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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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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

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Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

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Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

The experimental approach used by Masui and Markert to identify cyclin and cyclin-dependent kinase ( The experimental approach used by Masui and Markert to identify cyclin and cyclin-dependent kinase (
Pulmonary function test: spirometry. (a) Normal respiratory volumes, as measured during spirometry. Pulmonary function test: spirometry. (a) Normal respiratory volumes, as measured during spirometry.
In the summer of 1793, a yellow fever epidemic struck Philadelphia, killing nearly 4,000. Tens of th In the summer of 1793, a yellow fever epidemic struck Philadelphia, killing nearly 4,000. Tens of th
A passenger train crosses Stony Creek Bridge in the Rocky Mountains in 1878. Railroads were importan A passenger train crosses Stony Creek Bridge in the Rocky Mountains in 1878. Railroads were importan
Women and Crime Women and Crime
Identify the junction nodes in the circuit shown in Figure 21-1. Identify the junction nodes in the circuit shown in Figure 21-1.
Video: Kidney Stones

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