Inbreeding compresses the gene pool, making it more likle for a genetic abbheration to occur.
        
                    
             
        
        
        
Answer:
Gametic cell 
Explanation: 
Mutations are only passed on to offspring when they occur in germ cell DNA, which are the cells that create sperm or ova. The other kind of cells, somatic cells, are the rest of the cells in the body, and mutations that occur in these cells do not get passed on to offspring.
 
        
             
        
        
        
A group of the same species in a defined area is called a Community
        
             
        
        
        
Metamorphic rocks are formed by physical or heat
        
                    
             
        
        
        
Answer:
The given amount of a radioactive substance to disintegrate.
Explanation: