An anticline ____.
A)has the youngest rocks at its core
B)has the oldest rocks at its core
C)is a fracture along which no movement has taken place
D)has all of its folded strata dipping outward from a central point
E)has all of its folded strata dipping inward from a central point
Question 2
Glacially deposited strata were important in the development of continental drift theory because ____.
A)the distribution of glacial deposits indicated that the entire Earth must have been glaciated at one time
B)the distribution of coal-swamp deposits indicated that the entire Earth must have been very warm while glaciers formed
C)they indicated that large glaciers affect the rate of continental drift
D)the glacial deposits indicated that all of the southern continents must have been closer to the South Pole and contiguous
E)they showed how glacier formation remained constant even when continents drifted
Areas of differing productivity and diversity in a wetland. (a) Typha dominates core habitats, while
Palaeotarbus jerami, a trigonotarbid and the oldest known arachnid
Lithops in rocks
Rocks are Aggregates of Minerals
Classification of Igneous Rocks
Bacterial RNA polymerase core plus a sigma