Enfermedad causada por la infección del coronavirus. Los mas habituales son fiebre, tos, dificultad para respirar. En los casos mas graves la infección puede causar neumonía e incluso la muerte en especial en personas mayores o con defensas muy bajos

What is the importantence of the carbon and nitretan cycles in the environment

Zoo geographic regions are characterized by the presence of specific groups of animals these regions are determined by the taxonomic or phylogenetic relationships of animals. the map shows the zoogeographic regions proposed by the naturalist alfred russel wallace in 1876. the similarities of organisms in which two areas numbered above provide the best evidence for common ancestry between the organisms in both locations ?

Which short-term environmental changes would a very small asteroid or comet impact on earth most likely cause? check all that apply. flooding extinction craters on surface changes in weather patterns death of organisms and populations