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Rearrangements are likely to occur in which of the following reaction types?
Jawless Fish
A group of fish without jaws, such as hagfish and lampreys, representing early forms of vertebrate life.
Conodonts
Extinct, simple fishlike chordates with large eyes and tooth-like hooks; may have been early vertebrates.
Toothlike Hooks
Structures resembling teeth or hooks, often used by plants or animals for attachment or predation.
Gill Arches
Skeletal elements that support the gills in fish and some amphibians, crucial for the respiration process in aquatic organisms.
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