Answer:
Explanation:
This is usually because when they first became fossils, they embedded into the ground. Over many years afterwards, more layers came to cover that layer and so on. Newer fossils would be embedded into newer layers. That's why the older ones tend to be found the deeper you look.
 
        
                    
             
        
        
        
1. Limited energy supply to other organisms
2. Herbivores will be scarce because they don’t mate 
3. Avoid pollution 
 Adding sanctions and punishing offenders
        
             
        
        
        
Because some trait's phenotypes don't indicate their genotypes so in order to predict the phenotype of the offspring you have to know the genotypes of the parents