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Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

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Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

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Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

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Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.

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In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.

Comparison of chemiosmosis in mitochondria and chloroplasts. Comparison of chemiosmosis in mitochondria and chloroplasts.
Cotton Production and Slave Population, 1800–1860 Cotton Production and Slave Population, 1800–1860
Great Britain Production of Glass 1800s Great Britain Production of Glass 1800s
The production of electricity from coal is inefficient The production of electricity from coal is inefficient
Complete the following production chart and plot the points. Complete the following production chart and plot the points.
Mitochondrial structure and function Mitochondrial structure and function
Video: Mechanisms of capillary exchange (transcytosis & bulk flow)

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