Biochemical- apart of the second defense system
        
                    
             
        
        
        
The answer is going to be the line equation to predict the cost of gas per gallon in 2017 n
        
             
        
        
        
Answer:
Excretion is a process in which metabolic waste is eliminated from an organism. In vertebrates this is primarily carried out by the lungs, kidneys, and skin.
Carbon dioxide 
The liver regulates most chemical levels in the blood and excretes a product called bile. This helps carry away waste products from the liver. All the blood leaving the stomach and intestines passes through the liver. The liver processes this blood and breaks down, balances, and creates the nutrients and also metabolizes drugs into forms that are easier to use for the rest of the body or that are nontoxic.
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Answer:
Cellular respiration converts oxygen and glucose into water and carbon dioxide. Water and carbon dioxide are by- products and ATP is energy that is transformed from the process.
 
        
                    
             
        
        
        
Answer:
A 
Explanation:
an energy pyramid shows the flow of energy in the different trophic levels.
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