Reconsideration of the Gobi Desert site where Oviraptor fossils were found has led paleontologists to hypothesize that
A) the most recent common ancestor of the turtles and crocodilians was a dinosaur.
B) some dinosaurs commonly ate eggs.
C) some dinosaurs exhibited parental care.
D) dinosaurs were driven to extinction shortly after the appearance of birds.
Correct Answer:
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Q9: Evolutionary trees are based on
A) the principle
Q10: Which of the following features is not
Q11: The organisms farthest from the base of
Q12: The presence of convergent features
A) indicates a
Q13: Examine the evolutionary tree pictured below.
Q13: The following numbered sets of characters each
Q17: Evolutionary trees have been successfully used to
A)
Q18: All of the following sources of information
Q18: The science of systematics is used to
A)
Q20: To produce an evolutionary tree it is
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