Answer:
The answer is B
Explanation:
 the pie chart shows that hunting and poaching is 23% while introduced species is 39% its the highest above all so its B 
 
        
                    
             
        
        
        
Clouds reflect a large portion of the sun's energy, so if cloud cover declines, the amount of energy absorbed by land and oceans would increase, causing a temperature increase as well.
hope this helps!
        
                    
             
        
        
        
Mutation. A mistake made while DNA copies which causes changes in DNA
        
                    
             
        
        
        
Answer:
It would be B 
Explanation:
By doing the punnet square, you get BB, BB ,Bb, Bb, of which 50% are heterozygous.
 
        
             
        
        
        
Answer:
48g
Explanation:
Volume of rock=16cm^3 (1 ml=1 cm^3)
Density=3 g/cm^3
Mass=?
d=m/v
3g/cm^3=m/16cm^3 
3g/cm^3*16cm^3 =m
Therefore, m= 48g