Similar structures are present in the embryos of fish, salamanders, turtles, chickens and pigs. in fish, these structures develop into gills but in the other organisms they either disappear or develop into other body parts later in embryonic development. which of these statements below best explains the presence of these structures in the embryos of all five species? a) the embryos of the five species are similar in size. b) breathing structures are similar among the young of the five species. c) the five species have a common ancestor with these embryonic structures. d) the reproductive mechanisms are similar among the adults of the three species.
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Biology, 22.06.2019 03:30
Cold case files recently began re-investigating an old murder case. the murder took place in the park; a young man, james, was hit over the head with a brick and killed. police suspected the jealous former boyfriend of james' wife, karen. whoever killed james may have washed their hands in a near-by bird bath as detectives found blood in the bird bath. since the murder took place before dna fingerprinting was available, the suspected killer, ronnie, went free. detectives are now reviewing the blood evidence using dna fingerprinting. based on the dna fingerprints of all possible suspects, who is james' killer?
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Biology, 22.06.2019 17:00
When making her coffee, mrs. jenkins likes to stir in some cream and sugar to give it a pleasant flavor. the ingredients, when combined like this, form a
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Biology, 22.06.2019 22:00
Earth is tilted on its axis. which of these would not exist if earth had no tilt?
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Similar structures are present in the embryos of fish, salamanders, turtles, chickens and pigs. in f...
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