Answer:
Fungus 
Explanation:
Flemming found that the growth of bacteria Staphylococcus aureus is inhibited by fungus Penicillium notatum . Then he isolated antibiotic penicillin from that . 
 
        
             
        
        
        
The answer is; the skeletal system and the nervous system
The skeletal system (muscle and bone) give you rigidity and enable your legs to support your weight. The muscles also act on the bone as a fulcrum allowing it possible for them to contract and make motion possible.
The nervous system   is important in the coordination of movement. The brain is the center for locomotor action. This ensures you are able to place one foot in front of the other in sequence and moving your arm in concert.  
 
        
             
        
        
        
B because it’s it’s exterded by weight because wind dosent have weight it dosent move air pressure does
        
             
        
        
        
You should wear safety goggles, make sure that your equipment is clean, and use the proper amount of chemicals(or other substance) as told
        
             
        
        
        
<span>Nonpolar fatty acid chains</span>