CATS
Urine contains several different molecules (and is mostly made up of water), however, diregarding water urine mostly contains urea.
Sometimes. There are certain molecules in the brain that DO NOT cross the blood brain barrier, and so they don't easily leave the brain. These would not appear in the blood or urine to any appreciable extent. However, there are many others that do LEAVE the brain and are found in the cerebral spinal fluid, the blood, and yes, even in the urine. It is not an easy task to measure urine and then figure out what is going on in the brain, however.
urine urine
DNA molecules.
creatinine
No
There are quite a few different molecules that are found in soda. There are carbon molecules found in soda for example.
Protein nor sugar should not be found in the urine of a healthy person.
Glucose is found in the urine from time to time.
The chemical composition of urine varies widely depending upon the food and fluid intake.The components of urine are water and solutes. There is approximately 95 percent water in urine and the solutes are classified as ions and organic molecules.
yes they are found in them