A chemical bond to form in a chemical compound must be formed by two or more atoms attracted to one another.
        
                    
             
        
        
        
The right option is abnormal
menstrual cycles
The female athlete triad is a
medical condition that is seen in physically active females. The clinical manifestations
of this condition involve three components which are; menstrual dysfunction, low
energy availability with or without disordered eating and decreased bone
density. Based on the information given above, Wendy has abnormal menstrual
cycles.
 
        
             
        
        
        
Answer:
In order to ascertain the total magnification when viewing an image with a compound light microscope, take the power of the objective lens which is at 4x, 10x or 40x and multiply it by the power of the eyepiece which is typically 10x.
 
        
             
        
        
        
I think that it's weathering because weathering is the one that wears down the surface.
        
             
        
        
        
Answer : A 
Explain: succession is progressive changes and food web isn’t this example.