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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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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.
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There are more sensory neurons in the tongue than in any other part of the body.
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Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.
![Dred Scott and his wife and children are featured on the cover of Frank Leslie’s Illustrated Newspap](https://biology-forums.com/gallery/47/medium_375552_19_08_15_9_26_03_223392320.jpeg)
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