Almost every element of bird anatomy is modified for what?
A) laying eggs
B) eating seeds
C) flying
D) development of unique songs
Correct Answer:
Verified
Q18: There are more species of _ than
Q19: The arthropod skeleton is composed of _.
A)mucus
B)suckers
C)chitin
D)amoebocytes
Q20: A(n)_ is an example of a chordate
Q21: Which human characteristic was hypothesized to have
Q22: The first hominid species to spread beyond
Q24: All chordates have _.
A)a dorsal, hollow nerve
Q25: _ are the mammalian group that lays
Q26: How do New World monkeys differ from
Q27: Tunicates are examples of _.
A)annelids
B)flatworms
C)chordates
D)tunicates
Q28: What is a way in which scientists
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