Answer:
In 1928, at St. Mary's Hospital, London, Alexander Fleming discovered penicillin. This discovery led to the introduction of antibiotics that greatly reduced the number of deaths from infection.
The discovery of penicillin was actually a mistake!
 Fleming obtained an extract from the mold, naming its active agent penicillin. He determined that penicillin had an antibacterial effect on staphylococci and other gram-positive pathogens.
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More butterflies are spotted in warmer temperatures. There is an increase of butterflies spotted when the weather gets warmer.
        
                    
             
        
        
        
Answer:
<em>Odometer</em>
<em>It</em><em> </em><em>is</em><em> </em><em>measure</em><em>d</em><em> </em><em>by</em><em> </em><em>an</em><em> </em><em>instrument </em><em>called </em><em>odometer</em><em>.</em>
 
        
                    
             
        
        
        
Answer:
If I am not wrong it should be B and D not entirely sure