2017 · Paper 1 · Question 8 · 7 marks
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What do these classifications suggest about the evolutionary relationships between these species of snake?
Classification X
Classification Y

Complete Table 4 below to show the missing names of the taxa when classifying these snakes.

There is a debate about the name of one of these species of snake. Some scientists name it Liasis papuana and other scientists name it Apodora papuana.
Give the name of the taxon about which the scientists disagree.

State three comparisons of genetic diversity that the scientists used in order to generate Classification Y.
1
2
3
