What is a way in which scientists can test hypotheses about events that occurred in the distant past?
A) by dissecting current animal specimens
B) by analyzing fossils recovered from the Earth
C) by visiting local libraries to research the events
D) by interviewing current scientists and researchers
Correct Answer:
Verified
Q23: Almost every element of bird anatomy is
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
Q29: Placental mammals are called _.
A)birds
B)marsupials
C)eutherians
D)monotremes
Q30: Which group of fishes includes a lineage
Q31: A feature that freed reptiles from dependence
Q32: A feature unique to mammals includes _.
A)the
Q33: A characteristic that is shared by snakes
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