The essential source of energy for microorganisms, animals and humans is sugars. They are produced by plants which convert energy from sunlight into chemical energy in the form of sugars through photosynthesis. These sugars are taken up into cells, no matter whether these are bacteria, yeast, human cells or plant cells, by proteins that create sugar-specific pores in the membrane that surrounds a cell. These transport proteins are thus essential in all organisms. ...
via Medindia Health News More READ
via Medindia Health News More READ
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