Answer:
The answer would be the cells of all organisms divide to make more cells.
 
        
             
        
        
        
If you are filling out a punnet square it will look like the photo below but it will produce YySS yySS YYSs YYss YySs and yyss
 
        
        
        
A plant-life filled biome of sorts, like a thick forest.
Hope this helps!
        
             
        
        
        
The answer to this would be a quartz. 
Quartz is a mineral composed of silicon and oxygen atoms in a continuous framework of SiO₄ silicon–oxygen tetrahedra, with each oxygen being shared between two tetrahedra, giving an overall chemical formula of SiO₂ 
so that is why quartz would be the best be carried in solution by a stream.
Hope this helped :)
Have a great day