what is it called when the lead male and female are given preferential treatment to resources such as food and potential mates?​

Look at the images of different rocks. which rocks have a fine-grained texture? check all that apply. 1 2 3 4 5

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 ?

10. in which phase will crossing-over occur? a. mitosis b. metaphase ii c. prophase i d. meiosis ii