During an Equinox the day and night are of equal length.
 
        
             
        
        
        
Hydrolysis, the diffusion of water across the cell membrane. 
        
             
        
        
        
Answer:
crops is a renewable resources, coal, natural gas and oil are not renewable as they will not last forever.
 
        
             
        
        
        
Answer:
Warm air rises, creating a low pressure zone; cool air sinks, creating a high pressure zone.
 
        
                    
             
        
        
        
A commensal bacterium does not infect its host, which is option D. Details about commensalism can be found below. 
<h3>What is commensalism?</h3>
Commensalism is a kind of relationship that involves the sharing of the same environment by two organisms where one species benefits and the other is unaffected.
For example, barnacles on whales is a commensalistic relationship. 
According to this question, a commensal bacterium will not affect or harm it's host by infect it neither will it benefit its host. 
Learn more about commensalism at: brainly.com/question/14224704
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