In the embryo and fetus it takes place in a variety of sites including the liver, spleen, thymus, lymph nodes, and bone marrow; from birth throughout the rest of life it is mainly in the bone marrow with a small amount occurring in lymph nodes. Called also hematogenesis, hemogenesis, and hemopoiesis. extramedullary hematopoiesis the formation and development of blood cells outside the bone marrow, as in the spleen, liver, and lymph nodes.
Furthermore the taxon Monera is paraphyletic. The term moneran is the informal name of members of this group and is still sometimes used (as is the term prokaryote) to denote a member of either domain.
Ranchera is an outgrowth of son jaliscenses. Ranchera is a type of song that was literally sung on a Mexican ranch. Ranchera originated in the mid-19th century just before the Mexican revolution. The music was centered on traditional themes of love, patriotism and nature. Ranchera songs are not just one rhythm; the style can be like a waltz, polka or bolero. Ranchera music is formulaic, it has an instrumental introduction and conclusion and a verse and refrain in the middle.