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Did you know?
The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.
Did you know?
More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
Did you know?
Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
Did you know?
The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
Did you know?
Your heart beats over 36 million times a year.
![The heavily worn, and sometimes cutmarked, anterior teeth of Neadertals suggest that these teeth wer](https://biology-forums.com/gallery/47/medium_273287_22_02_15_10_32_16_2081617.jpeg)
![Specialized values and interests are two of the characteristics that mark subcultures. What values ...](https://biology-forums.com/gallery/47/medium_632960_15_11_16_11_35_19_24123376.png)