Which one of these provides evidence from development biology of a shared evolutionary history? a. the skeletal structures of a leg of a horse and flipper of a whale are very similar. b. both snakes and dogs have pelvic bones even though they are vestigial structures in the snake. c. the dna sequences of the cytochrome c genes in chimpanzees and spider monkeys are over 90% identical. d. both lobsters and frogs go through metamorphosis as a process in their life cycle.

i think the answer is b.

hope it

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answer : haversian

[explanation: -(compact bone is organized as parallel columns, known as haversian systems, which run lengthwise down the axis of long bones. these columns are composed of lamellae, concentric rings of bone, surrounding a central channel, or haversian canal, that contains the nerves, blood vessels, and lymphatic system of the bone)]