Free BCAAâs are a little different in that they are. directly transported to the bloodstream through the. liver, while some exchange in the intestinal viscera and. go directly to the bloodstream also. Most all amino. acids can be degradated, broken down, in the liver. effectively, with the exception of BCAAâs.
They are the oldest form of life on earth. Microbe fossils date back more than 3.5 billion years to a time when the Earth was covered with oceans that regularly reached the boiling point, hundreds of millions of years before dinosaurs roamed the earth. Without microbes, we couldnât eat or breathe. Without us, theyâd probably be just fine.
A cluster of Escherichia coli bacteria magnified 10,000 times. A microorganism or microbe is a microscopic organism, which may be single-celled or multicellular. The study of microorganisms is called microbiology, a subject that began with the discovery of microorganisms in the 1670s by Antonie van Leeuwenhoek. Robert Hooke coined the term cell after viewing plant cells under his microscope.