Which pair has the most similar DNA?
plesiosaurs and mammals
crocodilians and turtles
modern birds and crocodilians
turtles and plesiosaurs

answer:

crocodillians and turtles

Explanation:

answer; first the above statement is correct and the answer you are looking for is (energized); ///good luck

fluid balance is an aspect of the homeostasis of organisms in which the amount of water in the organism needs to be controlled, via osmoregulation and behavior, such that the concentrations of electrolytes (salts in solution) in the various body fluids are kept within healthy ranges. the core principle of fluid balance is that the amount of water lost from the body must equal the amount of water taken in.