5.1 The cleavage divisions and the migration of the embryo through the tube. The cleavage divisions up to the morula stage. Approximately 24 hours after fertilization the impregnated oocyte begins with the first cleavage division.
The entire coastal plain on the Pacific coast with popular destinations like Monterrico, Puerto San Jose and Retalhuleu is part of the tropical climate zone, as well as eastern Guatemala, Rio Dulce, and the northern department of El Peten, where Tikal and Flores are located.hat is not the case, however. Large parts of Guatemala are very mountainous and climate depends much more on altitude than on latitude. While there are in fact areas with a tropical climate, there are others where nighttime temperatures can drop below freezing.
Guatemala has a population of 15,824,463 (2014 est). In 1900, Guatemala had a population of 885,000. Guatemala had the fastest population growth in the Western Hemisphere during 20th century. Approximately the half of the Guatemalan population live in poverty and 13.7% of them live in extreme poverty. Guatemala is heavily centralized.