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Why was the development of jaws an important step in the evilution of fishes?
Wiki User
∙ 13y ago
so they can eat.
Wiki User
∙ 13y ago
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What can fishes with jaws do that fishes without jaws cant?
the fish that do have jaws can easily break ther food down into chunks and easily swallow it and one without jaws can do that
What feature of agnathans evolved into jaws in early jawed fishes?
Gill supports
What lived befors the dinosaurs?
Sail backed reptiles predate the dinosaurs. Before them, terrestrial vertebrates were a variety of Permian amphibians. Before those vertebrate animals were all fishes, both with jaws and more primitive fishes without jaws.
Why is Jaws important?
Jaws are important to help keep our bodies together and to help us chew our food
Why are jaws important?
jaws are imortant because you wouldn't be able to eat or what would your teeth be on
What are the comparison between ostracoderms and the placoderms?
They're both extinct bony fishes. The difference is that ostracoderms were jaw-less and placoderms had jaws.
What phylum has jaws and skulls that are important in their evolution?
Phylum Chordata.
When did the jaw less fish originate?
Jawless fishes were the first vertebrates to live on earth. As their name suggests, they have no jaws. Instead, they have mouths for scraping, stabbing and sucking food.
What was the major development in vertebrate evolution?
Evolution of paired limbs was one of major developments . Similarly development of jaws , Amnion etc are also major developments .
Why was the evolution of jaws an important event in vertebrate history?
The evolution of jaws is believed to be used originally for respiratory purposes. However, it is important to the history of vertebrates mainly because it allowed for more efficient eating.
Why is the jaw important?
Jaws are important to help keep our bodies together and to help us chew our food
How are jawless fish different in aditional ways form other fish?
They also do not have pairs of fins like most fish. But the most remarkable thing about these fish is that they do not have jaws! Instead, the mouths of these fishes have structures for scraping, stabbing. Hagfishes and lampreys are the only living kinds of jawless fishes.
