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1) The model of life originating on earth is called A) Miller-Urey B) rna world C) Oparin-Haldane D) extra-terrestrial E) lateral gene transfer.

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Presentation on theme: "1) The model of life originating on earth is called A) Miller-Urey B) rna world C) Oparin-Haldane D) extra-terrestrial E) lateral gene transfer."— Presentation transcript:

1 1) The model of life originating on earth is called A) Miller-Urey B) rna world C) Oparin-Haldane D) extra-terrestrial E) lateral gene transfer

2 2) ribozymes A) have genotypes B) have phenotypes C) have both phenotypes and genotypes D) can evolve via natural selection E) all of the above

3 3-5) A) = 12 billion years; B) = 16 billion years; C) = 4.5 billion years; D) = 3.465 billion years; E) = 3.85 billion years 3) age of the universe = 16b 4) oldest known cells = 3.465b 5) age of the earth = 4.5b


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