Which best describes the role of the nephrons? Nephrons collect salts to be stored for later use by the body.
Nephrons signal the bladder to release excess urine.
Nephrons transport urine to the bladder.
Nephrons restore the substances and water the body needs.

Prior knowledge can be gained from personal experience and a) forming well-developed hypotheses. b) listening to opinions of other people on a topic. c) researching previous experiments and results on a topic. eliminate d) no other methods. it can only be gained by personal experience.