The tundra has little variation in temperatures
        
                    
             
        
        
        
Answer:The lungs and respiratory system allow us to breathe. They bring oxygen into our bodies (called inspiration, or inhalation) and send carbon dioxide out (called expiration, or exhalation). This exchange of oxygen and carbon dioxide is called respiration.
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Since brown is the dominant color the children would be brown .
        
             
        
        
        
Answer:
In this case most diseases are recessive, but If there is even one dominant allele then it will show over
Explanation:
hope it helps
 
        
                    
             
        
        
        
Answer:
Adjust your day-to-day behaviors. To reduce energy consumption in your home, you do not necessarily need to go out and purchase energy efficient products. ...
Replace your light bulbs. ...
Use smart power strips. ...
Install a programmable or smart thermostat. ...
Purchase energy efficient appliances.