1. Based on the activity what is the basis for saying that a certain organisms is less or more similar to another organism.2. In the introduction it says "molecular data is universal", what is meant by this and why is it important in the science of systematics?3. Figure 2 shows the phylogenetic relationship among chordates. Based on the figure, how does the ancestor of all chordates look like?4. Based on figure 2 which organisms is most similar to Tunicates and least similar to tunicates? Figure 1Name:Group Number:Results:Table 2Organism AOrganism BOrganism COrganism DOrganism EOrganism FOrganism GOrganism HOrganism IOrganism JAncient DNAOrganism E# of Similar N-Base4145♫5946SD41353Organism AOrganism JLaboratory ReportActivityClassifying Organisms# of Dissimilar N-BaseOrganism IOrganism D19ISa11617organism GOrganism FSection:Date:% Similarity25%98.33%83.33%71.67%88.33%90%"Organism COrganism HOrganism B The ChordatesTunicatesFigure 2LanceletsLampreysChondricthyes(sharks)Ray-fin fishMLobe-fin fishSnakes+ lizardsTurtlesCrocodilesUnique skeletal supportLungs/swim bladder, bony skeletonsVertebrate, jaws, paired appendagesNeural crest, sensory organs, distinct headAxial skeleton, muscles (somites)Notochord, dorsal hollow nerve cord, pharyngeal slits, post-anal tailMammals

Molecular data is universal as it is found in all organisms and can provide a great deal of…

Answered: Based on the activity what is the basis…

Biology 2e

2nd Edition

ISBN:9781947172517

Author:Matthew Douglas, Jung Choi, Mary Ann Clark

Publisher:Matthew Douglas, Jung Choi, Mary Ann Clark

Chapter29: Vertebrates

Section: Chapter Questions

Problem 1VCQ: Figure 29.3 Which of the following statements about common features of chordates is true? The dorsal...

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1. Based on the activity what is the basis for saying that a certain organisms is less or more similar to another organism. 2. In the introduction it says "molecular data is universal", what is meant by this and why is it important in the science of systematics? 3. Figure 2 shows the phylogenetic relationship among chordates. Based on the figure, how does the ancestor of all chordates look like? 4. Based on figure 2 which organisms is most similar to Tunicates and least similar to tunicates?

Figure 1
Name:
Group Number:
Results:
Table 2
Organism A
Organism B
Organism C
Organism D
Organism E
Organism F
Organism G
Organism H
Organism I
Organism J
Ancient DNA
Organism E
# of Similar N-Base
41
45
♫
59
46
SD
413
53
Organism A
Organism J
Laboratory Report
Activity
Classifying Organisms
# of Dissimilar N-Base
Organism I
Organism D
19
IS
a
1
16
17
organism G
Organism F
Section:
Date:
% Similarity
25%
98.33%
83.33%
71.67%
88.33%
90%"
Organism C
Organism H
Organism B

The Chordates
Tunicates
Figure 2
Lancelets
Lampreys
Chondricthyes
(sharks)
Ray-fin fish
M
Lobe-fin fish
Snakes+ lizards
Turtles
Crocodiles
Unique skeletal support
Lungs/swim bladder, bony skeletons
Vertebrate, jaws, paired appendages
Neural crest, sensory organs, distinct head
Axial skeleton, muscles (somites)
Notochord, dorsal hollow nerve cord, pharyngeal slits, post-anal tail
Mammals

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