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.
The two periods to keep in mind about the weather in Guatemala are: the dry season (summer) and the wet season (winter). In the winter months of mid-May to October or November, the climate in Guatemala is generally very rainy. The rainy season usually brings periodical tropical showers in the late afternoons.