Answer:
Its a trick question
Explanation:
The urine will never appear lime green. The urea and kidney filtration will allow for it to become more clear and yellow. Unless the drink goes straight to the bladder, this can't happen.
These steps are characteristic of a diplontic life cycle, in which haploid gametes are produced.
A river that comes from rain, glaicers etc would be a good example of fresh water rivers. Cause the water is coming from something that is most likely been unthouched by man or has been filterd and cleaned from minerals in the ground.
Genetics, double helix, cells
It is the last choice because their similar bone structures suggest they once had a common ancestor, which is why they are all mammals.