B. Carbon fixation begins the Calvin Cycle.
        
             
        
        
        
Answer: Hiya! 
The definition of erosion is "the process of eroding or being eroded by wind, water, or other natural agents."
Explanation:
Erosion is a process where natural forces like water, wind, ice, and gravity transport rocks and soil.
Hopefully this helps you
- Matthew :)
 
        
                    
             
        
        
        
The answer is, <span>A.low pressure, high winds, high precipitation</span>
        
                    
             
        
        
        
A adaptation is a trait that helps an organism survive and reproduce.
        
             
        
        
        
Bulid and repair tissues, Make enzymes and hormones, and Help prevent infection. Hope this helps!