Based on your knowledge of evolution and the images above, which one of the following is a reasonable conclusion? A. The earliest ancestors of horses had only one digit on their forelimbs. B. The crocodile is a transitional form between horses and humans. C. Humans are more closely related to crocodiles than to horses. D. Humans, crocodiles and horses share a common ancestor.

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Based on your knowledge of evolution and the images above, which one of the following is a reasonable conclusion? A - VCE - SSCE Biology - Question 37 - 2022 - Paper 1

Question 37

Based on your knowledge of evolution and the images above, which one of the following is a reasonable conclusion? A. The earliest ancestors of horses had only one di... show full transcript

Worked Solution & Example Answer:Based on your knowledge of evolution and the images above, which one of the following is a reasonable conclusion? A - VCE - SSCE Biology - Question 37 - 2022 - Paper 1

Step 1

D. Humans, crocodiles and horses share a common ancestor.

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Answer

Based on evolutionary biology, it is understood that humans, crocodiles, and horses all belong to the class of vertebrates, suggesting a common ancestor at some point in the evolutionary tree. This conclusion is supported by similarities in genetic makeup and fossil records showing links among these species. Thus, option D is the most reasonable conclusion among the provided choices.

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