Multiple Choice
The early vertebrates differed from the earlier nonvertebrate chordates in possessing a:
A) four-chambered heart
B) diaphragm
C) vertebral column
D) all of the above
Correct Answer:
Verified
Correct Answer:
Verified
Q93: Structures that have evolved from a common
Q94: Which taxonomic group contains the greatest number
Q95: The first jaws evolved from:<br>A)gill bars<br>B)vertebral spines<br>C)pectoral
Q96: Endothermy refers to:<br>A)maintaining stable body temperature through
Q97: When comparing mammals and reptiles,the fact that
Q99: Mammals are divided into three groups on
Q100: What are Hox genes and some of
Q101: The greatest number of mammals are:<br>A)eutherians<br>B)prototherians<br>C)metatherians<br>D)monotremes
Q102: Matching Questions<br>identify the name of the appropriate
Q103: An example of a taxon would be