The diagram shows the skeletal systems of two ancestors of modern human beings.
Write a 150-word report for a university lecturer describing the diagram and making comparisons where relevant.
Due to human's evolution, skeletal structure are vary one from another. While pre-modern human beings have a thin-long-looked body, Australopithecus appeared much more wider.
Australopithecus afarensis was depicted with big skull, broad chest and long big hands. Compared with the predecessors, Homo erectus had slim body to support his smaller head.
Each distinguish features belonged to these different ancestors had its own functions. To easy Australopithecus afarensis climbed the trees, they had been evolving its hands longer than their kinds. Nature selections also had affected Homo erectus. As we can see, their long legs with short toes were naturally created to allow their running speedy. On the other hand, long toes with partial foot arch structure had been useful as stabilizers for Australopithecus.
In conclusion, different time periods had shown how evolution of human's body's parts were evolved somehow so they could perform certain behavior. It is all helpful to understand how human beings were adapting in the past.
| Post date | Users | Rates | Link to Content |
|---|---|---|---|
| 2014-04-21 | susumama51 | 73 | view |
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skeletal structure are vary one from another.
skeletal structures vary one from another.
Australopithecus appeared much more wider.
Australopithecus appeared much wider.
To easy Australopithecus afarensis climbed the trees,
To ease Australopithecus afarensis climbing the trees,
how evolution of human's body's parts were evolved somehow
how evolution of human's body's parts was evolved somehow
Sentence: As we can see, their long legs with short toes were naturally created to allow their running speedy.
Description: The fragment running speedy . is rare
Suggestion: Possible agreement error: Replace speedy with noun.
flaws:
No. of Grammatical Errors: 5 2
Attribute Value Ideal
Score: 5.5 out of 9
Category: Satisfactory Excellent
No. of Grammatical Errors: 5 2
No. of Spelling Errors: 0 2
No. of Sentences: 11 10
No. of Words: 159 200
No. of Characters: 861 1000
No. of Different Words: 118 100
Fourth Root of Number of Words: 3.551 4.0
Average Word Length: 5.415 4.6
Word Length SD: 3.014 2.4
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No. of Words greater than 6 chars: 50 50
No. of Words greater than 7 chars: 33 40
No. of Words greater than 8 chars: 23 20
Use of Passive Voice (%): 0 0
Avg. Sentence Length: 14.455 21.0
Sentence Length SD: 3.893 7.5
Use of Discourse Markers (%): 0.364 0.12
Sentence-Text Coherence: 0.37 0.35
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Sentence-Sentence Coherence: 0.095 0.07
Number of Paragraphs: 4 4