Figure 9-52 Shows a Hypothetical Phylogenetic Tree

question 4

Essay

Figure 9-52 shows a hypothetical phylogenetic tree.Use this tree to answer the following questions.
Figure 9-52
A.How many years ago did species M and N diverge from their last common ancestor?
B.How much nucleotide divergence is there on average between species M and N?
C.Are species M and N more or less closely related to each other than species P and S are?
D.In looking for functionally important nucleotide sequences, is it more informative to compare the genome sequences of species M and N or those of species M and Q?

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