Because it has different important things inside to make the cell do it’s job
Structurally, DNA and RNA are nearly identical. As mentioned earlier, however, there are three fundamental differences that account for the very different functions of the two molecules. RNA has a ribose sugar instead of a deoxyribose sugar like DNA. RNA nucleotides have a uracil base instead of thymine.
Reabsorption occurs during the movement of substances from the proximal convoluted tubule to the distal convoluted tubule..... in the kidney
Landfill is the immediate problem
