Some groups of animals, predominantly those that are parthenogenetic, arose as a result of polyploidy. Proof of the role of polyploidy in evolution is given by the polyploid series, in which species of a single genus or family form a euploid series with increases in chromosome number that are multiples of the basic haploid number.
A Brief History of an Old Building: The Alamo The viceroy of Mexico authorized a mission in 1716, but it was not until 1744 that the first stones of the present Alamo were laid. Priests had the Catholic mission San Antonio de Valero built to use to convert the native Indians.he viceroy of Mexico authorized a mission in 1716, but it was not until 1744 that the first stones of the present Alamo were laid. Priests had the Catholic mission San Antonio de Valero built to use to convert the native Indians.
The Alamo is a Spanish mission, built in 1718 in what became the  city of San Antonio.In 1836, the citizens of the then Mexican  state of Coahuila y Tejas tired of the dict â¦ atorial rule of Mexican  president Antonio Lopez de Santa Anna and began a fight for  independence, known as the Texas Revolution.he Alamo is a Spanish mission, built in 1718 in what became the  city of San Antonio.