By Examining the fin of a primitive fish, scientists have found similarities in bone structure to that of modern-day reptiles, birds, and mammals. What type of evidence does this describe?
A. Vestigial structures
B. Embryonic structures
C. Analogous structures
D. Homologous structures

By Examining the fin of a primitive fish, scientists have found similarities in bone structure to that of modern-day reptiles, birds, and mammals this describes Vestigial structures.

What are vestigial structures?

Vestigial structures are structures that have no apparent purpose and appear to be leftover components from a previous progenitor.
The human appendix, a snake's pelvic bone, bone structure to that of modern-day reptiles and the wings of flightless birds are all examples of vestigial features.

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By Examining the fin of a primitive fish, scientists have found similarities in bone structure to that of modern-day reptiles, birds, and mammals. What type of evidence does this describe? A. Vestigial structures B. Embryonic structures C. Analogous structures D. Homologous structures

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What are vestigial structures?

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By Examining the fin of a primitive fish, scientists have found similarities in bone structure to that of modern-day reptiles, birds, and mammals. What type of evidence does this describe?
A. Vestigial structures
B. Embryonic structures
C. Analogous structures
D. Homologous structures