What Is True About E. Coli DNA Polymerases

question 17

Multiple Choice

What is true about E. coli DNA polymerases?

• A) There are five structural classes.
• B) All have finger and thumb domains that wrap around the DNA.
• C) All catalyze the same reaction, which requires metal cofactors.
• D) B and C.
• E) A, B, and C.

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