Answer:
A) releasing carbon dioxide into the air
 
        
                    
             
        
        
        
Yes all animals humans and bugs have hearts
        
             
        
        
        
Answer:
The evolution of the peppered moth is an evolutionary instance of directional colour change in the moth population as a consequence of air pollution during the Industrial Revolution. The frequency of dark-coloured moths increased at that time, an example of industrial melanism.
Explanation:
 
        
                    
             
        
        
        
Mass is a measure of how much matter an object contains, and weight is a measure of the force of gravity on the object.