If the Genome of the Bacterium E

question 37

Multiple Choice

If the genome of the bacterium E.coli requires about 20 minutes to replicate itself, how can the genome of the fruit fly Drosophila be replicated in only 3 minutes?

• A)The Drosophila genome is smaller than the E.coli genome.
• B)Eukaryotic DNA polymerase synthesizes DNA at a much faster rate than prokaryotic DNA polymerase.
• C)The nuclear membrane keeps the Drosophila DNA concentrated in one place in the cell, which increases the rate of polymerization.
• D)Drosophila DNA contains more origins of replication than E.coli DNA.

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