The early change that the system makes in an effort to cope with an obstruction is that the stretch receptors in the bladder wall become hypersensitive. Urinary tract obstruction is a blockage that inhibits the flow of urine through the urinary tract, including the kidneys, ureters, bladder, and urethra. The blockage mat be partial or complete. In response to the obstruction the urinary system is capable of undergoing adaptive changes or responses to compensate for the obstruction.
        
             
        
        
        
Answer:
The answer is C. An increase in competition for sunlight and space among plants
 
        
             
        
        
        
Answer: because mammals have more complex biological structures; limb regeneration would require sophisticated controls to ensure that limbs and organs don’t grow out of control.
Explanation: 
 
        
             
        
        
        
Answer:
Hypothesis: If the type of the food available changes, then the frequency of beak types will change, because birds with beaks more suited to the available food will be more successful over time. The data of this lab supported the hypothesis because there was a difference in bird when fruit was removed
Explanation:
 
        
                    
             
        
        
        
Answer: A
Explanation: The elements in the compounds get rearranged. You can't change the amount of hydrogen, oxygen, or carbon the product contains