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TEST - Evolutionary Relationships

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Last updated over 5 years ago
15 questions
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Question 1
1.

When determining molecular homology, the evolutionary history of a species can be seen in its DNA sequences. This means that

Question 2
2.

The main reason for rapid changes in nuclear DNA gene sequences of a population is:

Question 3
3.

Phylogenetic trees and cladograms help show relationships between different organisms. The difference between them is that

Question 4
4.

When considering the phylogenetic tree above, what can be determined?

Question 5
5.

The cladogram above shows the evolutionary relationship of 5 species.

With respect to the diagram above, it is reasonable to say that:

Question 6
6.

With respect to the diagram above, it is reasonable to say that:

Question 7
7.

From the information in the diagram above, it can be said that:

Question 8
8.

The most recent divergence of two bat species is the

Question 9
9.

Analysis of the evolutionary tree above shows that

Question 10
10.

The answer to the question above is:

Use the information in the table to complete the questions below.
Question 11
11.

1.a) What is more closely related: the pig and horse, or man and horse? Explain using data.

1.b) Complete the cladogram below with a chicken in the end position and the other organisms arranged below it. Include the number of differences between the organisms.
Question 12
12.
Question 13
13.

2.a) What does the branch length indicate in a phylogenetic tree?

Question 14
14.

2.b) Approximately how long ago did the blue shark and bull shark diverge?

Question 15
15.

2.c) How long ago did a dusky smooth hound shark and a lemon shark diverge? Suggest a reason for the divergence.