If the two double-mutant recombinants in a tetratype ascus cannot be distinguished. phenotypically from the four single-mutant parental types, progeny-tests or complementation-tests may be. required. The reverse situation may arise, where it is desired to recover a single-mutant component from a double. mutant strain.
For places named New Market, see New Market (disambiguation). Newmarket is a market town in the English county of Suffolk, approximately 65 miles (105 kilometres) north of London. It is generally considered the birthplace and global centre of thoroughbred horse racing and a potential World Heritage Site.
Belmont is a village within the Town of Amity which is in Allegany County, New York, USA. Belmont is the county seat of Allegany County. The population was 952 at the 2000 census. The name means beautiful hill. The Village of Belmont is centrally located in Amity. The village is northeast of Olean, New York.