NASA scientists have discovered a new planet which is approximately the same size as Earth but the mass is half as much as Earth’s. How would the weight of an astronaut on this new planet compare to his weight on Earth?

Microorganisms are involved in each of the following processes excepta. smog production. b. food production. c. infection. d. o2 production. e. decomposition of organic material.

What causes temperature extremes in the desert

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 ?