They depend on the amount of local rain fall.
        
             
        
        
        
It can be passed down heck anything can be passed down it all has to do with your parent's genes
 
        
             
        
        
        
Answer:
hypothalamus
Explanation:
Hunger is partly controlled by a part of your brain called the hypothalamus, your blood sugar (glucose) level, how empty your stomach and intestines are, and certain hormone levels in your body. Fullness is a feeling of being satisfied.