Your BMI (body mass index) is 21.6, which is a normal BMI. So, you are NOT overweight. 
        
                    
             
        
        
        
The changes in foot structure in a bird population over. Evolution leads to less complex organisms. And also the lock-and-key model.
        
             
        
        
        
Answer:
The ecological effects of acid rain are most clearly seen in aquatic environments, such as streams, lakes, and marshes where it can be harmful to fish and other wildlife. As it flows through the soil, acidic rain water can leach aluminum from soil clay particles and then flow into streams and lakes.
Explanation:
 
        
                    
             
        
        
        
Homeostasis refer to the metabolic balance being maintained by several processes. It may include having a stable internal physiologic condition such as the blood ph or body temperature. Among the options, the best answer would be c. the villi of the small intestine would increase the absorption of nutrients from small intestine to the blood.