Answer:
D. Separate ecosystems can affect each other.
 
        
                    
             
        
        
        
The older the rocks were the more like they were to have fossils.
        
             
        
        
        
<span>Cells of most organisms freeze due to the fact that. Water is less dense as a solid than as a liquid. To elaborate when you quickly freeze and organism the internal portion of that organism is freezing at a much slower rate. SO the outside portion becomes rigid eventually breaking is you freeze it at a slower rate less cells will be damaged.</span>