Living things are based on a universal genetic code. All organisms store the complex information they need to live, grow, and reproduce in a genetic code written in a molecule called DNA. That information is copied and passed from parent to offspring and is ALMOST identical in every organism on Earth.
        
                    
             
        
        
        
Respiratory system and the cardiovascular system
        
                    
             
        
        
        
Carbon would build up in the atmosphere.
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Answer:
A living organism whose genes have been purposefully altered
Explanation: