Three mutually reinforcing mutations, M42, M94 and M139 (two transversions and a 1-bp deletion), distinguish haplogroup I, which is represented today by a minority of Africans—mainly Sudanese, ...
Servicios web (PHP + MySQL) del Sistema de Tours de Agencias de Viajes. Estos servicios son consumidos por la app Android SistemaToursAV. 📘 Guía completa paso a paso (fases, cómo hacer un servicio, ...