En un cruce entre peces naranja y peces grises se obtiene una generación (F1) de 50% peces naranja y 50% peces grises.

Which of the following is a common response to cell signaling?

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 ?

Everything in the universe originated from a single point. how was it possible for everything in the universe to have occupied a single point in space?