Questions tagged [crossover]

The tag has no usage guidance.

1
vote
0answers
12 views

How does a neutral allele change relative to a nearby allele under selection?

Suppose I'm looking at a gene being selected against (A) that's decreasing at a rate ($\Delta$P). If there's a nearby allele that is neutral (B) am I correct to assume that B will decrease with A at a ...
0
votes
0answers
15 views

Why is it more likely that EXACTLY one crossover will take place?

I'm studying genetic linkage and the recombination frequency calculation (that is estimated to be directly proportional to allele distance) consider that only one cross over will take place. I know ...
0
votes
0answers
29 views

How did the molecular machinery for recombination originate?

I'm wondering about the origins of genetic recombination. During crossover new chromosomes are created. They have different allele combinations from the original two chromosomes. This process allows ...