Biological Science (6th Edition)

Chapter 26

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; In a phylogenetic tree, the node depicts the ... more

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; Rotating the node to which the sister taxa are ... more

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; As the branches of the phylogenetic tree can ... more

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; The Arctic grayling is equally related to both ... more

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Pigs and peccaries. ; SINEs 19, 20 are present in ... more

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; In fish fraud analysis, to understand the ... more

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The hair and limbs are common in humans and whales... more

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Greater competition for limited resources in the ... more

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Dinosaurs went extinct 66 million years ago in the... more

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Humans and mice share a distant common ancestor. ... more

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The parsimony principle assumes that few changes ... more

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Yes, cutting any branch would separate the ... more

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If organisms undergo fast decomposition, they are ... more

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; Confidence in relationships can be increased by... more

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The tree shows that most lineages of theropods ... more

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; No, feathers and wings cannot be considered ... more

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Researchers are more likely to be confident about ... more

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Inbreeding, sexual selection, natural selection, ... more

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Adaptation "increases" fitness, and synapomorphies... more

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All arrows would point towards fitness. ; Genetic ... more

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