Cladogram_practice_characters_ans

Cladogram_practice_characters_ans - evolutionary changes...

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PRACTIC CLADOGRAM CONSTRUCTION / INTERPRETATION: (a) Using the date from the table below, fill in the evolutionary changes that would have had to occur on the cladograms below and indicate which cladogram is most parsimonious . (Hint: It is possible to have loss of a character and/or independent evolution. (b) Which cladogram is most parsimonious (#1, #2 or #3) and why? Cladogram #3 is the most parsimonious, since it has the fewest number of
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Unformatted text preview: evolutionary changes needed to account for the data given in the table. Note: in the examples below it is possible to do them slightly differently with the same number of changes (refer to the answer key on the quiz for examples). 1. species traits A B C D E Webbed Feet (WF) x x x x Hooked Bill (HB) x x Asymmetrical Feathers (AF) x x x Four Toes (FT) x x x x x Toothless Bill (TB) x x Pointed Bill (PB) x Enhanced Color Vision (ECV) x x 2. 3....
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This note was uploaded on 01/18/2012 for the course BIOL L111 taught by Professor Dr.susanhengeveld during the Fall '11 term at Indiana.

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Cladogram_practice_characters_ans - evolutionary changes...

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