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Did you know?

Blood is approximately twice as thick as water because of the cells and other components found in it.

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Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

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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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You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

Did you know?

The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.

Invasive species in Canada include (a) zebra mussels, Dreissena polymorpha, (b) sea lamprey, Petromy Invasive species in Canada include (a) zebra mussels, Dreissena polymorpha, (b) sea lamprey, Petromy
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Schematic diagram of virulence factors of Helicobacter pylori. Schematic diagram of virulence factors of Helicobacter pylori.
Structures of four common types of DNA-binding motifs from eukaryotic transcription factors Structures of four common types of DNA-binding motifs from eukaryotic transcription factors
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Video: Brain Lobes Animation

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