A because yeast do alcholic fermatation in bread when you bake and some bacterias  prokayotes live off it.   
        
             
        
        
        
The answer is D all of the above
        
                    
             
        
        
        
Ecology is environmental science. 
<span>Ecology- the branch of biology that deals with the relations of organisms to one another and to their physical surroundings.
    Hope this helps!</span>
        
             
        
        
        
I believe the Answer would be B because they are both increasing but I am not 100% correct
        
             
        
        
        
Based on the given conversation above between Ben and his parents, the testable question for the hurricane research of Ben is option C: "Is the number of hurricanes increasing each year?" This is the testable question since they are arguing about the number of hurricanes in the past summers. Hope this helps.