What are ways species exchange genes with each other? Hybridization and gene flow are shortcuts to biodiversity that don’t always involve differentiation. By continuing to study hybridizing ...

He weaves the example of weedy sugar beet throughout the book, but this is primarily a case where gene flow from a wild relative (weed beets) to the crop has caused localized agronomic impacts.

Those infected cells flow through the spleen ... will have two copies of the gene, and therefore sickle cell anemia, is also 25 percent. This situation is a stark example of genetic compromise ...