This crossing-over percentage is therefore a measure of their degree of linkage. Specifically, for genes on the same chromosome, the following statements hold true: Crossing-over rate 50% ...

Finally, as prophase I draws to a close and metaphase I begins, the crossing-over process concludes, and the homologous chromosomes prepare to separate. When the homologous chromosomes are later ...

What are chromosomal abnormalities? Learn how and why they can result in miscarriage or chromosomal disorders. Finding out you're pregnant should be an exciting time, but it can also be stressful.

We are currently determining the extent of LOH that occurs when homologs recombine and how frequently homolog recombination is associated with crossing-over. When nonhomologous chromosomes recombine, ...