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Is gramicidin A peptide antibiotic?

Is gramicidin A peptide antibiotic? Gramicidin is a polypeptide antibiotic that forms small pores in the cell membrane similar to nystatin, but allows only the movement of monovalent cations excluding anions. The cation selectivity sequence of gramicidin in cell membranes Read more…

What does a meteorologist do?

What does a meteorologist do? What is a Meteorologist? Meteorology is the science concerned with the Earth’s atmosphere and its physical processes. A meteorologist is a physical scientist who observes, studies, or forecasts the weather. What do meteorologists study? Meteorology Read more…