The two groups representing the "jawless" fishes are:
A) Cephalochordata and Placoderms.
B) Chondrichthyes and Actinistia.
C) Myxini and Petromyzontida.
D) Dipnoi and Actinistia.
E) Placoderms and Petromyzontida.
Correct Answer:
Verified
Q31: Hagfishes are differentiated from lampreys and all
Q32: Which of the following is NOT a
Q33: Which structure is used to help regulate
Q34: 'Which of the following are the largest
Q35: Placoid scales are found on:
A) fleshy-finned fishes.
B)
Q37: Which term describes an animal that lays
Q38: Salamanders are members of the order:
A) Apoda.
B)
Q39: The tetrapods include:
A) fish, amphibians, reptiles, and
Q40: Which structure places a fish in the
Q41: Spiny echidnas are unlike other mammals in
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