Map distances above 50 are considered unreliable due to the occurrence of double-crossovers between the genes.

Name: Map distances above 50 are considered unreliable due to the occurrence of double-crossovers between the genes.
Brand: Quizplus
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Question

Quizplus · Accepted Answer

Double-crossovers between genes located far apart on a chromosome can occur, but they are relatively rare. As a result, map distances greater than 50 are generally considered to be unreliable because they may not accurately reflect the true physical distance between the genes.

Map Distances Above 50 Are Considered Unreliable Due to the Occurrence