They act like convey belt, transporting water the both sides of the pole
Answer:
The answer is NITROGENOUS WASTE.
Explanation:
The urinary tract filters wastes and water from the blood, and eliminates them from the body.
UREA which is a nitrogenous byproduct of the decomposition of protein metabolism in mammals, is also released into the blood stream and to the tubes, after being broken down by the LIVER. All waste mixes with the filtrate to form urine
Urine is then collected in a duct and excreted through the bladder.
Evolution, and the survival of the fittest the weak ones die off and the strong ones live and continue to reproduce
Answer:
Seawater is toxic to humans because your body is unable to get rid of the salt that comes from seawater. Your body normally gets rid of excess salt by having the kidneys produce urine, but it needs freshwater to dilute the salt in your body for the kidneys to work properly.