ThK-T boundary layer of rock was formeduring a mass extinction
A) 12 million years ago.
B) 2.5 million years ago.
C) 65.5 million years ago.
D) 125 million years ago.
E) 220 million years ago.
Correct Answer:
Verified
Q9: Which structuris least likely to fossilize?
A)bone
B)teeth
C)seeds
D)shells
E)skin
Q10: Which individual presenteththeory of Catastrophism?
A)Lyell
B)Lamarck
C)Darwin
D)Cuvier
E)none of these
Q11: Biogeography is thstudy of
A)the distribution of land
Q12: Which scientist believethat species gradually improvetowards perfection
Q13: Who is referreto as thFather of Biogeography?
A)Cuvier
B)Lyell
C)Lamarck
D)Aristotle
E)Wallace
Q15: Which individual proposethsamidea as Darwin after studying
Q16: During th1800's anearlier, most individuals thought thEarth
Q17: If a population undergoes natural selection, it
Q18: Which of thfollowing factors is most likely
Q19: A trait that enhances an individual's fitness
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