The portion of the brain that controls body temperature, thirst, appetite, and water balance is the
(a) medulla oblongata.
(b) pons.
(c) cerebellum.
(d) hypothalamus.

Which gas found in the earth's atmosphere greatly impacts the daily range of temperature on earth. a) oxygen b) hydrogen c) nitrogen d) water vapor

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 of the following was not a major animal on land during the carboniferous period? amphibians insects both a and b none of the above