The appearance of __________ is considered to be one of the major developments in vertebrate evolution.
A) muscles
B) an exoskeleton
C) hair
D) gills
E) jaws
Correct Answer:
Verified
Q8: Flow of water over fish gills maintains
Q9: Which class contains the lampreys?
A)Sarcopterygii
B)Actinopterygii
C)Petromyzontida
D)Hyperotreti
E)Chondrichthyes
Q10: The lobe finned fishes,such as coelacanths,are found
Q11: In lungfishes and Indian climbing perch,_ function
Q12: Some elasmobranchs and some bony fishes such
Q14: Vascular folds in the epithelium of gill
Q15: The closest living fish relative of terrestrial
Q16: The modern bony fishes are the
A)lepisosteans.
B)holocephalans.
C)teleosts.
D)holosteans.
E)chondrosteans.
Q17: Adult sea lampreys in the Great Lakes
Q18: In their feeding habits,the largest sharks are
A)herbivores.
B)filter
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