Microorganisms that are involved in the nitrogen cycle are able to break the triple of elemental nitrogen using special enzymes that they have developed and make ammonium. Other organisms like plants are unable to break the triple bond and therefore rely on these microorganisms so that they can absorb the ammonia
 
        
             
        
        
        
Answer:
The fundamental law of inheritance. 
Explanation:
He is responsible for our knowing that genes come in pairs and are inherited as units (alleles), one from each parent. 
 
        
                    
             
        
        
        
Answer:
Cold climates favor mechanical weathering.
Explanation:
A cold, dry climate will produce the lowest rate of weathering. A warm, wet climate will produce the highest rate of weathering. The warmer a climate is, the more types of vegetation it will have and the greater the rate of biological weathering
 
        
             
        
        
        
DNA provides information at the species level.
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