I will choose the C.
the water MOVED out so the cell became shrivel
New, more adaptable species flourish, replacing the extinct species.
The selection pressures before the extinction tend to favor a certain type of organism and the sudden shift in conditions help others move up the food chain.
Answer:
I didnt really know how to put it into words, so I filled in your chart for you. Hope you like it and that I was not too late in completing this.
Answer - C
The nitrogenous base pairs on the structure of the DNA resemble the rungs of the ladder. Alternating deoxyribose sugars and the phosphate groups form the rails of the ladder.