Multiple Choice
Within the amniote egg,the embryo is contained within a fluid-filled sac called the:
A) chorion
B) allantois
C) amnion
D) yolk sac
Correct Answer:

Verified
Correct Answer:
Verified
Q44: An example of a metatherian mammal is
Q45: Linnaeus saw a species as:<br>A)variable and changing<br>B)unchanging
Q46: Multicellular organisms that derive their nutrients by
Q47: Dinosaurs belong to the class:<br>A)Amphibia<br>B)Aves<br>C)Mammalia<br>D)Reptilia
Q48: The regional differentiation of teeth is termed:<br>A)heterodonty<br>B)homodonty<br>C)diphyodonty<br>D)polyphyodonty
Q50: Today,more than _ species have been described.<br>A)500,000<br>B)1½
Q51: Phylogeny is the:<br>A)study of fossil pollen<br>B)growth and
Q52: Humans belong to the species:<br>A)Homo<br>B)Sapiens<br>C)Homo sapiens
Q53: What is cladistics? What are the steps
Q54: Matching Questions<br> identify the name of the