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Did you know?
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
Did you know?
Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
Did you know?
Thyroid conditions may make getting pregnant impossible.
Did you know?
On average, the stomach produces 2 L of hydrochloric acid per day.
Did you know?
Everyone has one nostril that is larger than the other.