Biology

posted by .

20. Three common characteristics of adult vertebrates are
a. skull, notochord, and complex organ system
b. backbone, segmentation, and open circulatory system
c. two pairs of jointed appendages, cephalization, and internal skeleton
d. hydrostatic skeleton, bilateral symmetry, and true coelom
A?

-MC

  • Biology -

    I hope when you are an adult, you do not have a notochord.

    Not a.

  • Biology -

    D?

    -MC

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Biology

    10. Which of the following is NOT true about the digestive system of annelids?
  2. Biology

    10. Which of the following is NOT true about the digestive system of annelids?
  3. Biology

    Need help with these--- 14. Which of the following is present in an insect but not in arachnids?
  4. Biology

    Need help with these--- 14. Which of the following is present in an insect but not in arachnids?
  5. Biology

    20. Three common characteristics of adult vertebrates are a. skull, notochord, and complex organ system b. backbone, segmentation, and open circulatory system c. two pairs of jointed appendages, cephalization, and internal skeleton …
  6. Biology

    20. Three common characteristics of adult vertebrates are a. skull, notochord, and complex organ system b. backbone, segmentation, and open circulatory system c. two pairs of jointed appendages, cephalization, and internal skeleton …
  7. biology

    Which of the following are three common characteristics of echinoderms?
  8. Biology

    Which of the following are three common characteristics of echinoderms?
  9. biology i need help urgent

    what characteristic distinguishes arthropods from other invertebrates?
  10. biology

    What are the general characteristics of all vertebrates?

More Similar Questions