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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.
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.
The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.
![The bridging ability of IgM: (a) Pictorial view of IgM bridging of red cells. (b) Macroscopic view ...](https://biology-forums.com/gallery/31/medium_398119_11_07_17_3_38_56_314901433.jpeg)
![The bridging ability of IgM: (a) Pictorial view of IgM bridging of red cells. (b) Macroscopic view ...](https://biology-forums.com/gallery/31/medium_398119_11_07_17_3_38_56_31492136.jpeg)