Ernst Haeckel.
Hope this helps! :)
There were no options but I would assume something around the lines of..
It allows for procreation
In living things, there are 6 common elements that can be found: carbon, hydrogen, oxygen, nitrogen, sulfur and phosphorus. Among these, the major ones are carbon, hydrogen, oxygen and nitrogen.
The most important of all that characterizes organic matter from the rest, is the presence of carbon. Carbon is a versatile element because it can bond to itself to an unlimited length. Because of this, it makes itself as host to other functionalities like hydroxide, amines and many more. The combination of a length of carbon chains with other of these major elements make up the basic compounds that our body needs. Compounds like carbohydrates, lipids, hormones, proteins and even our DNA and RNA strands are made up of these major elements.
Major forms of air pollution are Cars, factories, and landfills ( dumps )
Air pollution is toxins in the air that are usually created by humans activites
Answer. DNA is the answer