Ultimately, whole genomes are involved in processes of hybridization, polyploidization and endosymbiosis, often leading to rapid speciation.
Elian Gonzalez (right and inset), the young Cuban boy who was rescued off the coast of Florida 16 years ago, said that Fidel Castro (main) was like a father, who eventually became a friend. Home u.k.
Kerry will be the highest-ranking US official to visit Cuba since Castro's 1959 revolution and the first secretary of state to visit the island in more than 70 years.