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ObeyyMe

  • 2 years ago

Best answer gets a medal (: 1. A flexible, supporting structure found only in chordates is the (1 point) nerve net. notochord. pharyngeal slits. dorsal fin. 2. Ancient chordates are thought to be most closely related to which of the following species? (1 point) spiders earthworms octopi sea stars

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  1. space4cadet101
    • 2 years ago
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    A flexible, supporting structure found only in chordates is the notochord.

  2. ObeyyMe
    • 2 years ago
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    what about #2 ?

  3. space4cadet101
    • 2 years ago
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    umm.....one sec :)

  4. ObeyyMe
    • 2 years ago
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    Ok (:

  5. space4cadet101
    • 2 years ago
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    Ancient chordates are thought to be most closely related to which of the following species d. sea anemones

  6. ObeyyMe
    • 2 years ago
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    Thanks . I Need Help With Number 3 Too . . . Fossil evidence indicates that Myllokunmingia, the earliest known vertebrate, had feathery gills, skeletal structures thought to be made of cartilage, and traces of fins. Based on this description, Myllokunmingia was most likely an early species of (1 point) reptile. fish. bird. mammal.

  7. space4cadet101
    • 2 years ago
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    kk

  8. space4cadet101
    • 2 years ago
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    IT IS B FISH!!! Fossil evidence indicates that Myllokunmingia, the earliest known vertebrate, had feathery gills, skeletal structures thought to be made of cartilage, and traces of fins. [ Based on this description, Myllokunmingia was most likely an early species of FISH. ]

  9. ObeyyMe
    • 2 years ago
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    Thank You Again . Lol (:

  10. space4cadet101
    • 2 years ago
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    oo no problem :) anything else??

  11. ObeyyMe
    • 2 years ago
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    Theres 2 More Questions If You Dont Mind ;

  12. space4cadet101
    • 2 years ago
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    sure :)

  13. ObeyyMe
    • 2 years ago
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    4. Which of the following animals lacks a notochord in both its embryonic and adult stages? (1 point) Pikaia worm lancelet tunicate 5. What does fossil evidence indicate about the order in which these three vertebrates evolved: a bony fish with a jaw, a jawless fish, and a fish with leglike fins? (1 point) The bony fish evolved before the jawless fish. The fish with leglike fins was the last to evolve. The jawless fish was the last to evolve. The fish with leglike fins evolved before the jawless fish.

  14. space4cadet101
    • 2 years ago
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    B) Worm C)The jawless fish was the last to evolve.

  15. ObeyyMe
    • 2 years ago
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    Alrighty :D Thanksss !

  16. space4cadet101
    • 2 years ago
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    no problem you have a great rest of your day :)

  17. Coday12
    • 2 years ago
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    B D C B B

  18. jamielovesmickey
    • one year ago
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    1. A flexible, supporting structure found only in chordates is the (1 point) (0 pts) nerve net. (1 pt) notochord. (0 pts) pharyngeal slits. (0 pts) dorsal fin. 1 /1 point 2. Ancient chordates are thought to be most closely related to which of the following species? (1 point) (0 pts) spiders (0 pts) earthworms (0 pts) octopi (1 pt) sea stars 1 /1 point 3. Fossil evidence indicates that Myllokunmingia, the earliest known vertebrate, had feathery gills, skeletal structures thought to be made of cartilage, and traces of fins. Based on this description, Myllokunmingia was most likely an early species of (1 point) (0 pts) reptile. (1 pt) fish. (0 pts) bird. (0 pts) mammal. 0 /1 point 4. Which of the following animals lacks a notochord in both its embryonic and adult stages? (1 point) (0 pts) Pikaia (1 pt) worm (0 pts) lancelet (0 pts) tunicate 1 /1 point 5. What does fossil evidence indicate about the order in which these three vertebrates evolved: a bony fish with a jaw, a jawless fish, and a fish with leglike fins? (1 point) (0 pts) The bony fish evolved before the jawless fish. (1 pt) The fish with leglike fins was the last to evolve. (0 pts) The jawless fish was the last to evolve. (0 pts) The fish with leglike fins evolved before the jawless fish.

  19. yoloyolo
    • one year ago
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    for whoever is wondering they are 100% right

  20. Bunny41414<3
    • one month ago
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    lol i missed 5....thnx bruhh

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