Multiple Choice
The four defining characteristics of chordates are
A) segmentation,a dorsal hollow nerve cord,pharyngeal pouches,and an amniotic egg.
B) a dorsal hollow nerve cord,a notochord,bilateral symmetry,and mammary glands.
C) bilateral symmetry,segmentation,a well-developed coelom,and limbs.
D) a well-developed coelom,pharyngeal pouches,a notochord,and jaws.
E) pharyngeal pouches,a dorsal nerve cord,a notochord,and a postanal tail.
Correct Answer:

Verified
Correct Answer:
Verified
Q46: The most successful mammals belong to the
Q47: The organ of nutrition used in fetal
Q48: Which is the correct sequence for the
Q49: Which of the following features are shared
Q50: The jawed fish and all other vertebrates
Q52: Ancestral lobe-finned fishes gave rise to modern-day
Q53: The following are differences between amphibians and
Q54: During the course of fish evolution,two of
Q55: The amphibians' unique contribution to the evolution
Q56: It was during the _ period within