How was osmosis used to stop Clark's seizures?

Patient has just received an organ transplant which treatment would be most effective in preventing the patient’s body from

Why do some dna fragments move farther than others during gel electrophoresis? a. because their shapes are different b. because they are different types of molecules c. because the samples are different colors d. because their masses are different

Identify the structure in organisms that do not have kidneys that is adapted to regulate water balance