The process that breaks down rocks and other subtance is called Weathering and erosion.
        
             
        
        
        
You do know that you have to give a topic on what this project is about, also doing this quick is never gonna happen. Science projects take TIME AND EFFORT. So, with that being said, sorry for wasting your time.
        
             
        
        
        
Humans and chimps genes may have split 13 million years ago.
        
             
        
        
        
Cation-exchange chromatography is used when the molecule of interest is positively charged on the neutral pH. The stationary phase is than negatively charged and positively charged molecules are loaded to be attracted to it. So, positively charged peptides will elute the last.
 
        
             
        
        
        
In both processes sister chromatids are pulled apart, as can be seen by the image at anaphase.