Answer:the fitness of an organism is the ability to survive and reproduce
Explanation:
 
        
             
        
        
        
Answer:
Greenhouse gases 
Explanation:
Teddy is working for a nonprofit organization that urges people to stop using products with CFCs. Through this Initiative, Teddy's organization hopes to reduce the concentration of greenhouse gases in the atmosphere.
Greenhouse gases deplete the ozone layer thereby causing global warming as a result often increase in the intensity of Sun rays reaching the earth.
Example of greenhouse gases include chlorofluorocarbon, nitrogen, water vapor etc 
 
        
             
        
        
        
It is true that cells spend most of their time dividing. In fact, they spend 78% of their "life" in interphase. 
        
                    
             
        
        
        
Answer: Kinetic Energy
Explanation:
Kinetic Energy is energy in motion, while Potential Energy is stored.
 
        
                    
             
        
        
        
At the end of the winter they are most numerous in fresh water. they will cover surface of aquatic plants or poles and wooden borders of ponds. If you like to study them you can scrape the brown growth with a flat piece of plastic. you can also use a sponge. for the free living (plankton) species fine mesh plankton net is very useful.