Answer: 8.B 9.C 10.D 11.B
Explanation: 12.?
Yes, <span>the information crisis in a cell is solved by the replication of the DNA before the cell division. The larger a cell gets, the more demands it places on its DNA. Eventually the DNA cannot meet the cells needs. </span>
C because our bodys are mixing chemicals
Most of the infrared radiation to the Earth is absorbed and transmitted towards the Earth's surface.