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Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

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Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

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Green tea is able to stop the scent of garlic or onion from causing bad breath.

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It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.

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Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

Differences in embryonic development between protostomes and deuterostomes. Differences in embryonic development between protostomes and deuterostomes.
Gross and fine motor development Gross and fine motor development
Massage promotes proper growth and development of infants. Massage promotes proper growth and development of infants.
Fathers engage in physical play with infants more often than mothers do Fathers engage in physical play with infants more often than mothers do
Physical Findings of Tension Pneumothorax Physical Findings of Tension Pneumothorax
Early stages of embryonic development in Drosophila Early stages of embryonic development in Drosophila
Video: Tuberculosis Testing

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