Earth's mean surface temperature remains about the same because — A. incoming solar energy is balanced by outgoing radiation
B. more solar energy is absorbed by land than by oceans
C. most of the sun's radiation that passes through the atmosphere is infrared radiation
D. outgoing solar radiation that escapes the atmosphere is in the visible spectrum

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 ?

Sort the examples by the type of diversity that they exhibit a park has 80 species of trees red, yellow, and orange bell peppers are all members of the same species individuals of the same lizard species have different mating strategies. five different bird species are at a bird feeder. genetic diversity species diversity

Which type of respiration takes place when there is no oxygen present? a. anaerobic b. mitochondrial c. cellular d. aerobica. anaerobic