Answer:
B
Explanation:
Without the greenhouse effect the earth would be very cold. 
 
        
             
        
        
        
Answer:the answer is
The protein would be incorrect and the protein might not function
 
        
             
        
        
        
Answer:
C Biology
even though the correct answer is ecology, ecology is a branch of Biology
Explanation:
 
        
             
        
        
        
Autonomic nervous system: 
-heart beats
-stomach digest
-produce bile
-feel a hot pain 
-release adrenaline
-diaphragm relaxes
-colon contracts
-pancreas secretes
...............
somatic nervous system:
-make peace sign
-climb stairs
-curl tongue
-fingers curl
-point toes
-stretch arm
-fist clenches.