MCAT Question of the Day
    •

    Q:

    		 Which of the following amino acid substitutions would likely have the greatest impact on the 3-dimensional structure of a protein?
    		 

    A

    		 valine to leucine

    B

    		 isoleucine to leucine

    C

    		 tyrosine to phenylalanine

    D

    		 aspartic acid to lysine



    Protein Structure and Function |
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