Proteinuria is caused by having high amounts of protein in ones urine. If the kidneys are not working as fine as they should be working, one can have some amount of proteins filtered into their urine. Nephrotic syndrome shows that the kidneys are not working good enough. Glomerulonephritis is as a result of an inflammation of the kidney filters. Too much protein in urine (proteinuria) is an underlying cause of these.
DNA sequences similarity among various organisms may be used to establish evolutionary relationship among living organisms. ... Organisms or animals whose DNA sequences are similar share common evolutionary origin.
Since it is the hearts job to pump blood throughout the body of the organism, the circulatory system would fail and the entire organism would suffer if the heart cells stopped working properly.