Which type of chromosomal mutation is responsible for causing turner syndrome

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 ?

9. the history of life on earth is recorded in

Explain why biological control methods are generally environmentally superior to chemical pest control methods.