Answer:
<em>the </em><em>most </em><em>abundant</em><em> </em><em>component</em><em> </em><em>of </em><em>urine </em><em>is </em><em>urea.</em>
<em>I </em><em>hope</em><em> this</em><em> helps</em>
C (thermal energy to mechanical energy)
Electron transport chain is responsible
Our chemo receptors are mostly for tasting while other animals use them for- sensing danger and finding mates.
Examples of sensing danger:
Certain fish species like Cichlids release a type of pheromone that alerts other fish of the danger around them or a cat becomes alert and flees away when it smells a dog. Example of finding mates is that many animals release sex pheromones to attract a mate.