Answer:
stomata
Explanation:
Structures in plant leaves that open and close to maintain homeostasis are stomata.
 
        
                    
             
        
        
        
Hard hat: protects the head from falling objects
Leather gloves: protects hands from cuts and debris
Goggles: protects eyes from dust and air borne debris
N-95 respirator mask: prevents from breathing in dust, hazardous gases
Yellow vest: allows others to recognize that you are a responder and not a victim 
        
                    
             
        
        
        
Answer:
Extension: Produced by the sartorius and quadriceps femoris group of muscles.
Flexion: Produced by the biceps femoris, semitendinosus, and semimembranosus muscles.
Explanation:
 
        
             
        
        
        
Answer:
main vent - this is the channel through which magma travels to reach the Earth's surface. secondary vent - some magma may escape through the side of the volcano, particularly if the main vent becomes blocked. crater - this is found at the top of the volcano, where the magma erupts from.
 
        
                    
             
        
        
        
Answer:
In the culinary arts, the term "mother sauce" refers to any one of five basic sauces, which are the starting points for making various secondary sauces or "small sauces." They're called mother sauces because each one is like the head of its own unique family.