It is true that z<span>oning laws may designate parcels of land for specific uses, but sometimes the economic benefit of developing wetlands, grasslands or forested areas overrules the protection of such land.
This is especially true if a rare plant or something thought to be extinct starts growing there - then the nature cannot be disrupted so as to make a building or something else there. </span>
The answer is urethra.
It is known that the kidneys are responsible for filtration of metabolic wastes from the blood and form urine. Urine is transported through the ureters to the urinary bladder. From the urinary bladder, urine is transported to the outside of the body by the urethra.
Genetic diversity serves as a way for populations to adapt to changing environments. With more variation, it is more likely that some individuals in a population will possess variations of alleles that are suited for the environment. Those individuals are more likely to survive to produce offspring bearing that allele.