Number of Amino Acid Differences between Species
Species 1 Species 2 Species 3 Species 4
Species 1 0
74
7
65
Species 2 74
0
29
13
Species 37
29
81
Species 4 65
13
81
O
WHICH TWO SPECIES ARE LEAST CLOSELY RELATED?
a
Species 1 & 2
Species 1&3
Species 2 & 3
Species 3 & 4