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Molecular Evidence for Evolution Quiz
1. True or False: Some of the best evidence of evolution comes from
examining DNA.
2. True or False: At 12 on the molecular clock, all sequences are equal.
3. Complete this sentence: The comparison of __________ provides new
information about the relationships among __________ and how
__________ occurs
4. Define molecular clock.
5. What would few molecular differences between two genomes
demonstrate?
6. Which two organisms have the most differences in the DNAs?
a) chimpanzee and gorilla
b) gorilla and chicken
c) gorilla and mouse
d) gorilla and tuna
7. Which two organisms have the most similar genomes?
a) gorilla and tuna
b) chimpanzee and gorilla
c) gorilla and chicken
d) gorilla and mouse
8. Which two organisms share the most recent common ancestor?
a) human and monkey
b) orangutan and monkey
c) gorilla and orangutan
d) monkey and chicken
9. What is the same among all organisms?
a) All organisms have the same DNA.
b) All organisms have the same cells.
c) All organisms have the same amino acids.
d) All organisms have the same proteins.
10. Which statement is true concerning molecular evidence of evolution?
a) Molecular evidence shows that DNA and RNA determine the development of
all organisms.
b) Molecular evidence demonstrates that the similarities and differences
between genomes of organisms confirm patterns of evolution.
c) Molecular evidence shows that all organisms share molecular components.
d) All of the above are correct.