What Is the Correct Order of These Events in Recombination

question 65

Multiple Choice

What is the correct order of these events in recombination that is resolved by the crossover pathway? 1.Double-strand break formation
2.Strand invasion
3.Resection
4.Resolution of the double Holliday junction
5.Branch migration
6.Formation of a double Holliday junction

• A)6, 1, 2, 5, 3, 4
• B)1, 2, 5, 3, 6, 4
• C)6, 4, 1, 2, 5, 3
• D)1, 3, 2, 6, 5, 4
• E)1, 2, 3, 5, 6, 4

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Definitions:

Chlorine

A highly reactive, greenish-yellow gaseous element used in water purification and the production of numerous chemicals.

Aluminum Chloride

A chemical compound with the formula AlCl3, widely used in the chemical industry as a catalyst and as a component in a variety of chemical reactions.

O,p-director

Substituents in aromatic substitution reactions that direct incoming substituents to the ortho and para positions relative to themselves.

Hydroxyl Group

A functional group consisting of an oxygen atom covalently bonded to a hydrogen atom (-OH), found in alcohols and phenols.