How many rooted and unrooted phylogenetic trees, respectively, are possible with four different sequences ?

How many rooted and unrooted phylogenetic trees, respectively, are pos

1.	How many rooted and unrooted phylogenetic trees, respectively, are possible with four different sequences ?
A.	3 and 15
B.	15 and 3
C.	15 and 12
D.	12 and 3
Answer» C. 15 and 12

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How many rooted and unrooted phylogenetic trees, respectively, are possible with four different sequences ?
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How many rooted and unrooted phylogenetic trees, respectively, are possible with four different sequences ?

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