Answer:
positive affects and negative 
Explanation:
Habitat Destruction. Virtually all Ocean habitats have been affected in some way via drilling or mining, dredging for aggregates for concrete and other building materials, destructive anchoring, removal of corals and land “reclamation”.
 
        
             
        
        
        
Some individuals in the rabbit population must evolve traits that improve their survival chances
        
             
        
        
        
The method of virus transmission which results in a greater spread of disease is through airborne transmission
 
        
             
        
        
        
involves the loss of all part of a chromosome or one base
answer: Deletion