Question

How can the arms bones of a; human, Opossum, Sauropod, Echidna, and dove be used as evidence of evolution?

Answer 1

The comparison of arm bones across different species can provide evidence of evolution through the concept of homology. Homologous structures are body parts that are similar in structure and origin, but may have different functions.

In the case of the arm bones of humans, opossums, sauropods, echidnas, and doves, there are certain similarities in the bone structure that indicate a common ancestry. For example, all of these species have a similar arrangement of bones in their forelimbs, including a humerus in the upper arm, a radius and ulna in the lower arm, and various bones in the hand and fingers.

These similarities suggest that these species share a common ancestor that had a similar forelimb structure, which has been passed down through generations and modified over time to serve different functions in each species. By studying these homologous structures, scientists can trace the evolutionary history of these species and understand how they are related to each other through a shared ancestry.

Answer 2

THank you

Answer 3

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