Chordates probably evolved from the echinoderm-hemichordate assemblage.
Correct Answer:
Verified
Q14: In vertebrates,pharyngeal gill slits are formed by
Q15: Tunicates are sessile organisms with no larval
Q16: The name Urochordata means literally
A)"tail chordates."
B)"head chordates."
C)"kidney
Q17: The ostracoderms are found only in freshwater
Q18: A notochord is present at some time
Q20: During the evolution of the vertebrates,gills changed
Q21: The reptiles,as well as the agnathans,are considered
Q24: The bony fishes currently are divided into
Q30: The skeletal rod found in all chordates
Q56: The jawless vertebrates are called Agnatha,and the
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