Pyotr Ilyich Tchaikovsky (1840-1893) Most famous Russian classical music composer wrote in a variety of genres. He composed symphonies, operas, concertos, chamber music, sacred choral music, overtures, suites and ballets.
Medical Definition of Dizygotic twin. Dizygotic twin: A twins who have shared a common uterine environment with its twin but is due to a different fertilized ovum. Dizygotic twins are also called fraternal twins. Last Editorial Review: 6/9/2016.
monozygotic twins, two offspring born of the same pregnancy and developed from a single fertilized ovum that splits into equal halves during an early cleavage phase in embryonic development, giving rise to separate fetuses.onozygotic twins, two offspring born of the same pregnancy and developed from a single fertilized ovum that splits into equal halves during an early cleavage phase in embryonic development, giving rise to separate fetuses.