<span>cells are the units of structure and different functions in livings things
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True ..............................
        
             
        
        
        
Answer: Endoplasmic Reticulum 
Explanation:
The Endoplasmic Reticulum is a network of interconnecting membrane enclosing channels that are continuous from outer outer nuclear envelope to plasma membrane. ER is classified into rough and smooth varieties.
The ER is very prominent in the cell activity synthesizing proteins e.g glycoproteins, lipoproteins and immunoglobins
 
        
             
        
        
        
Answer:
 Mainly the root nodules serve as a home for nitrogen fixation
Explanation:
 
        
             
        
        
        
<span>the way that an injury in the central nervous system affect the peripheral nervous system is : The peripheral nervous system would have no information to send to the muscles and glands.
The pheriperal nervous system is the one that sends out the response from the our brain to move our muscle. Without it, the response that transferred by our brain will not be carried out by the rest of our body.</span>