The chemical substance in adult male pig's urine, which can also be found in other mammals, is called Puberty Accelerating Pheromone. It is also found in boar's saliva, and was said to be responsible in inducing early puberty in young female piglets.
Water cycles through organisms and rivers.
160lbs also WHO IN THEIR RIGHT MIND WOULD ASK SUCH A QUESTION!?!?!?
The correct answer is DNA.
Each chromosome is made up of DNA tightly coiled many times around proteins<span> that support its structure :)</span>