<span>In short, water and oil don't mix because they are two substances with different types of molecules. The structure of oil's molecules makes it hydrophobic, so it won't mix with water's molecules. Water is a polar molecule, meaning the amount of electrons in the hydrogen and electronegative oxygen is unequal....</span>
The most abundant type of pollution in national parks at that time was air pollution and it had begun to reduce biodiversity as organisms were leaving polluted areas for cleaner ones, or they simply were not able to survive.
Another name could be polypeptide.
Answer:
Option B, Cellular clock theory
Explanation:
The Cellular Clock Theory of Aging states that the older the cells get , the more they become incapable of reproducing or replicating. The telomeres (tip of the chromosomes) are DNA sequences which cap the chromosomes get smaller in size with time and eventually they hinder the cell division. As per a normal standard rate, a telomere replicates 70 to 80 times in its life span and then it stops replicating.
Hence, option B is correct