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Table of contents

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1. Introduction to Biology(0)
2. Chemistry(0)
3. Water(0)
4. Biomolecules(0)
5. Cell Components(0)
6. The Membrane(0)
7. Energy and Metabolism(0)
8. Respiration(0)
9. Photosynthesis(0)
10. Cell Signaling(0)
11. Cell Division(0)
12. Meiosis(0)
13. Mendelian Genetics(0)
14. DNA Synthesis(0)
15. Gene Expression(0)
16. Regulation of Expression(0)
17. Viruses(0)
- Viruses
  (0)
18. Biotechnology(0)
19. Genomics(0)
- Genomes
  (0)
20. Development(0)
21. Evolution by Natural Selection(0)
- Descent with Modification
  (0)
22. Evolution of Populations(0)
- Hardy-Weinberg Model
  (0)
- Genetic Variation
  (0)
23. Speciation(0)
- Species
  (0)
24. History of Life on Earth(0)
- History of Life on Earth
  (0)
25. Phylogeny(0)
- Phylogeny
  (0)
26. Prokaryotes(0)
27. Protists(0)
28. Plants(0)
29. Fungi(0)
- Fungi
  (0)
- Fungi Reproduction
  (0)
30. Overview of Animals(0)
- Overview of Animals
  (0)
31. Invertebrates(0)
32. Vertebrates(0)
33. Plant Anatomy(0)
34. Vascular Plant Transport(0)
- Water Potential
  (0)
35. Soil(0)
- Soil and Nutrients
  (0)
- Nitrogen Fixation
  (0)
36. Plant Reproduction(0)
- Flowers
  (0)
- Seeds
  (0)
37. Plant Sensation and Response(0)
38. Animal Form and Function(0)
39. Digestive System(0)
- Digestion
  (0)
- Blood Sugar Homeostasis
  (0)
40. Circulatory System(0)
41. Immune System(0)
42. Osmoregulation and Excretion(0)
- Osmoregulation and Excretion
  (0)
43. Endocrine System(0)
- Endocrine System
  (0)
44. Animal Reproduction(0)
- Animal Reproduction
  (0)
45. Nervous System(0)
- Neurons and Action Potentials
  (0)
- Central and Peripheral Nervous System
  (0)
46. Sensory Systems(0)
- Sensory System
  (0)
47. Muscle Systems(0)
- Musculoskeletal System
  (0)
48. Ecology(0)
- Ecology
  (0)
49. Animal Behavior(0)
- Animal Behavior
  (0)
50. Population Ecology(0)
- Population Ecology
  (0)
51. Community Ecology(0)
- Community Interactions
  (0)
- Community Structure
  (0)
52. Ecosystems(0)
- Ecosystems
  (0)
53. Conservation Biology(0)
- Conservation Biology
  (0)

25. Phylogeny

Phylogeny Practice Problems

25. Phylogeny

Phylogeny Practice Problems

26 problems

1PRACTICE PROBLEM

A monophyletic group is composed of:

2PRACTICE PROBLEM

Why is the optimal tree being chosen for maximum parsimony?

3PRACTICE PROBLEM

In the context of evolution, "flight" is an example of ___________.

4PRACTICE PROBLEM

Insect wings and bird wings are examples of _________.

5PRACTICE PROBLEM

Which of the following can be a useful synapomorphy for a clade?

6PRACTICE PROBLEM

Which of the following groups includes ancestral species and all of their descendants?

7PRACTICE PROBLEM

Which one of the following is the best way to evaluate the hypothesis about the phylogenetic relationships among different organisms?

8PRACTICE PROBLEM

Identify the incorrect statement regarding phylogenies:

9PRACTICE PROBLEM

Based on the given tree diagram, which of the following statements is true?

10PRACTICE PROBLEM

Maximum parsimony asserts that the phylogeny with the _________ number of evolutionary changes is the best estimate of true phylogeny.

11PRACTICE PROBLEM

Some mammals developed fur unlike other vertebrates such as amphibians and reptiles which have retained their ancestral trait. The development of fur in mammals like bears is an example of ______.

12PRACTICE PROBLEM

Modern humans are said to have originated in Africa over the past 200,000 years. Which of the following is likely to be the most recent common ancestor of modern humans if we based it on the following phylogenetic tree?

13PRACTICE PROBLEM

Assuming that in a phylogenetic tree of dogs, the red wolf has a longer branch length than the Coyote. Which of the following statements could be true?

14PRACTICE PROBLEM

If we construct a phylogenetic tree for dogs, determine which of the following animals will be the ideal outgroup.

15PRACTICE PROBLEM

Based on the following evolutionary tree, which of the following is true?

16PRACTICE PROBLEM

Humans, apes, and new world monkeys share the most recent common ancestor, thus, which of the following is true?

17PRACTICE PROBLEM

Based on the following evolutionary tree, which of the following shares the same most recent common ancestor with humans?

18PRACTICE PROBLEM

The similar traits brought about by convergent evolution are called:

19PRACTICE PROBLEM

Which of the following is considered an outgroup?

Phylogenetic tree

20PRACTICE PROBLEM

Which of the following images is considered a clade?

21PRACTICE PROBLEM

Which of the following shows a similarity between the birds and crocodiles that can be possibly explained by their common ancestry?

22PRACTICE PROBLEM

The Australian mole and North American mole both have specialized claws for digging. Based on this statement, what can we conclude about these two species?

23PRACTICE PROBLEM

What makes scientists suspect that large-scale evolutionary transformations are caused by the changes in the expression of developmental genes?

24PRACTICE PROBLEM

What is the disadvantage of relying on morphological features alone in identifying evolutionary relationships among different species?

25PRACTICE PROBLEM

How did scientists find out that fungi are more closely related to animals than green plants?

26PRACTICE PROBLEM

Which one is true regarding kingdom Protista:

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