Some biologists do not consider hagfishes vertebrates because they
A) are nearly blind.
B) have a weak circulatory system.
C) have direct development.
D) lack vertebrae and have skeleton made of cartilage.
E) can change their sex from year to year.
Correct Answer:
Verified
Q123: Ascidians, or sea squirts, are armless and
Q124: Which of the following about the chondrichthyans
Q125: Hemichordates differ from echinoderms in that
A) echinoderms
Q126: Which of the following is not part
Q127: The evolution of a hinged jaw resulted
Q129: Of the modern echinoderms,
A) all have a
Q130: The common ancestor of deuterostomes
A) had radial
Q131: Which of the following structures is (are)
Q132: A key difference between Old World monkeys
Q133: Which of the following are not deuterostomes?
A)
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents