How does the b horizon receive materials from the layer above
a through plant
b through earthquakes events
c throgh animal digging into soil
d though the leaching of materials

Which would prevent a plant from growing

How will technology impact medicine in the future?

The earth consists of a variety of different organisms. despite their diversity, however, some similarities on the structural and metabolic levels may be seen. these similarities can be attributed to a. similarities among organisms in their proteins and nucleic acids. b. the ability of organisms to readily adapt to sudden environmental changes. c. similarities in organisms' habitats and niches. d. the ability of all organisms to interbreed and produce new species.