Answer:
Nitrogen containing waste consist or urea, ammonia, uric acid and creatinine, which is eliminated as urine by the kidney.
Explanation:
Nitrogenous waste is a by product of protein metabolism that takes place in the liver. It is transported to the kidney where its filtered by the nephron and excreted in form of urine in mammals, uric acid in reptiles.
The stages of DNA bases in a molecule can determine the order of amino acids in protein molecules. Groups of three bases called triplets represent different amino acids. This is the basis of the genetic code . A sequence of bases (genetic information) on DNA that codes for a protein is called a gene
Polar molecules have an unequal sharing of electrons, while nonpolar molecules share their electrons equally. water does not have an equal sharing of electrons, thus making it polar