Answer:
casandra was scared around others
Explanation:
in the passage i notesed that she went to her locker and started crying 
 
        
                    
             
        
        
        
Answer:
because protein molecules are very large in molar masses
 
        
             
        
        
        
Harmful because they change how the genes are supposed to form and they can give disorders at times. 
        
             
        
        
        
Answer:
Mikroalga adalah alga mikroskopik, biasanya terdapat di sistem air tawar dan laut. Mereka adalah spesies uniselular yang wujud secara individu, atau dalam rantai atau kumpulan. Bergantung pada spesies, ukurannya boleh berkisar antara beberapa mikrometer (µm) hingga beberapa ratus mikrometer.
Explanation: