Crossover frequency and the relative location of linked gene loci.

Select several of the possible crossover events that might occur.
Will the segregation of these two gene loci occur frequently or rarely?

• Crossover c-d possibility #1
• Crossover c-d possibility #2
• Crossover c-d possibility #3
• Crossover c-d possibility #4
• Crossover c-d possibility #5
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