EcoRI Makes Staggered Cuts When It Cleaves DNA, Creating Single-Stranded

question 10

Multiple Choice

EcoRI makes staggered cuts when it cleaves DNA, creating single-stranded tails called "sticky ends." These ends can form a complementary base pair. In order for this to happen, which of the following conditions is necessary?

• A) The presence of specific helicases
• B) High enough temperatures
• C) Methyl groups at each end
• D) Sufficiently low temperature
• E) None of the above

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