C.) viruses need a living host to reproduce... this is cause by viruses being Dioxyriboneuclicacid(DNA) surrounded by a protien shell so viruses are not alive per say.... but they get into cells and use living cells to reproduce
        
                    
             
        
        
        
Answer:
The Mesozoic Era is the answer
 
        
                    
             
        
        
        
Answer:
AATGG
Explanation:
bcz A is in pair with T and C is in pair with G.
 
        
             
        
        
        
A warm air does always rise and cold air falls