Select most parsimonious tree for the following information: Species I Species II Species III Spots Antennae Antennae Color Species I Yes Long Brush Blue Species II Yes Long Smooth Green Species III No Short Brush Green Ancestral No Short Smooth Blue Three phylogenetic hypotheses: (A) I II III (B) I III II (C) III II I Select one: a. (A) b. (C) c. (B)
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First, let's list the three phylogenetic hypotheses: A: ((Species I, Species II), (Species III, Species IV)) B: ((Species I, Species III), (Species II, Species IV)) C: ((Species I, Species IV), (Species III, Species II)) Now, let's analyze the traits for each Show more…
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Identify the most parsimonious trees. There are two characters being considered: shape (circle and square) and color (yellow and blue). Dashes on the tree represent character state changes. Choose the type of data you can use to build a phylogenetic tree for a species of interest: - Mitochondrial sequence - Quantitative traits (e.g., number of legs) - Genes of interest - Posterior probability of clades - Morphological traits (e.g., wing color)
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TRAIT OUTGROUP SPECIES 1 SPECIES 2 SPECIES 3 hair color Black hair Red hair Black hair Red hair eye color Green eyes Blue eyes Blue eyes Green eyes feet shape no webbing no webbing webbed feet webbed feet Size Short Tall Short Tall Based on the character table above, which of the three phylogenetic trees is most likely to be correct based on the concept of parsimony? TREE 1 outgroup species 1 species 2 species 3 TREE 2 outgroup species 1 species 3 species 2 TREE 3 outgroup species 2 species 3 species 1 TREE 3 ALL ARE EQUALLY LIKELY TO BE CORRECT TREE 1 TREE 2
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