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17 Questions

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Round 2-SN Phylogenetics Video- Quiz

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Questions and Answers

What is a potential problem with the parsimony approach to reconstructing evolutionary history?

It assumes the most complex explanation is the correct explanation.

Evolutionary reversals may make a trait appear and disappear again (correct)

DNA data might conflict with the fossil data

It assumes that evolution occurs gradually but perceptively

What does the text suggest about the development of wings in birds and bats?

They developed wings through horizontal gene transfer

They developed wings from a common ancestor

They developed wings through gradual evolution

They independently developed wings due to environmental pressures (correct)

Which of the following is NOT a domain of life?

Animalia (correct)

Archea

Eukarya

Bacteria

What type of traits does morphological data include that are good for evolutionary history?

Homologous traits Signup and view all the answers

What are synapomorphies used to group organisms in?

Monophyletic groups Signup and view all the answers

What are ancestral and derived characters used to differentiate in phylogenetic analysis?

Shared traits Signup and view all the answers

What do shared derived traits in phylogenies indicate?

Close relatedness Signup and view all the answers

What is a potential problem with the parsimony approach to reconstructing evolutionary history?

Evolutionary reversals may make a trait appear and disappear again Signup and view all the answers

What does the text suggest about the development of wings in birds and bats?

They independently developed wings due to environmental pressures Signup and view all the answers

What are synapomorphies used to group organisms in?

Monophyletic groups Signup and view all the answers

What type of traits does morphological data include that are good for (helping determine) evolutionary history?

Homologous traits Signup and view all the answers

What do shared derived traits in phylogenies indicate?

Close relatedness Signup and view all the answers

What type of traits does morphological data include that are good for (helping determine) evolutionary history?

Homologous traits Signup and view all the answers

What are ancestral and derived characters used to differentiate in phylogenetic analysis?

Evolutionary relationships Signup and view all the answers

Which of the following is NOT a domain of life?

Animalia Signup and view all the answers

The purpose of phylogenetics (studying evolutionary relationships among organisms) is to connect classification with evolutionary history by constructing evolutionary trees or phylogenies. What is another name for these "trees of life"?

cladograms Signup and view all the answers

To properly read phylogenetic trees, you have to know the following 3 things:

nodes, branches, sister taxa Signup and view all the answers

Round 2-SN Phylogenetics Video- Quiz

Choose a study mode

Podcast

Questions and Answers

What is a potential problem with the parsimony approach to reconstructing evolutionary history?

What does the text suggest about the development of wings in birds and bats?

Which of the following is NOT a domain of life?

What type of traits does morphological data include that are good for evolutionary history?

What are synapomorphies used to group organisms in?

What are ancestral and derived characters used to differentiate in phylogenetic analysis?

What do shared derived traits in phylogenies indicate?

What is a potential problem with the parsimony approach to reconstructing evolutionary history?

What does the text suggest about the development of wings in birds and bats?

What are synapomorphies used to group organisms in?

What type of traits does morphological data include that are good for (helping determine) evolutionary history?

What do shared derived traits in phylogenies indicate?

What type of traits does morphological data include that are good for (helping determine) evolutionary history?

What are ancestral and derived characters used to differentiate in phylogenetic analysis?

Which of the following is NOT a domain of life?

The purpose of phylogenetics (studying evolutionary relationships among organisms) is to connect classification with evolutionary history by constructing evolutionary trees or phylogenies. What is another name for these "trees of life"?

To properly read phylogenetic trees, you have to know the following 3 things:

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