Dry summers and winter precipitation maxima characterize this small biome is located in 5 disparate locations, typically on the west coast of continents between 30° and 40° latitude

The result of the classical theory of the geomorphic cycle concept is ________

A) an initial surface B) youth C) maturity D) old age E) a peneplain

Composite cones are the result of silica-rich magma having an andesitic composition.

Indicate whether the statement is true or false.

Which of the following statements is true?

A. In a commensalistic relationship both partners benefit equally B. In a commensalistic relationship one partner benefits and the other is adversely affected C. In a mutualistic relationship one partner benefits and the other is neither harmed nor helped D. In a parasitic relationship both partners are adversely affected E. In a mutualistic relationship both partners benefit from the relationship

Compare and contrast the United States Exploring Expedition and the HMS Challenger expedition. How was each of these expeditions pioneering in their own right?