Answer:
Asking students to wash their hands on routine basis and also to keep the area clean. 
Explanation:
Hand sanitization is very important and hence considered as a primary step to control infection. Students should wash their hands on routine basis. Also, they should keep the area clean. 
 
        
             
        
        
        
<u>Answer:</u>
All cells have same genes, but different genes are active in different cells
<u>Explanation:</u>
        Most living organisms are made up of different kinds of cells specialize in performing various functions like nerve cells perform different functions than blood cells. But all the cells are composed of same set of genetic information. 
Since biochemical function is found out mainly by some specific enzymes, different sets of genes must be turned on and off in the various cell types to perform different functions. This is how cells differentiate for different functional capabilities.
 
        
             
        
        
        
Answer:
I believe this would be The Scientific Method
Explanation:
 
        
                    
             
        
        
        
Step 1: Copy of one side of DNA strand is made (called mRNA, messenger RNA)
step 2: mRNA moves to cytoplasm, then ribosome
step 3: mRNA goes through ribosome 3 bases at a time
step 4: transfer RNA (tRNA) matches up with the open DNA bases
step 5: tRNA releases the amino acid at the top, which joins the chain of amino acids being produced
        
             
        
        
        
Answer:
Last electron level
Explanation:
Valance electrons are always in the outside level!
Hope this helps!