Divergent plate boundaries are present under continents during the early stages of continental breakup. When magma wells up beneath a continent, the crust is initially elevated, stretched, and thinned, producing ___________________ _.
Fill in the blank(s) with correct word
Question 2
Index, or guide, fossils are most useful because they ____.
A)occur over small geographic region
B)lived during a brief period of geologic time
C)rarely occur
D)lived over a long period of geologic time
E)are found in all types of rock
The heme group is present in myoglobin, hemoglobin, and many other proteins
An example of Secondary Succession by stages
Stages of the Infection Process
Early Amphibians Illustrated
Interphase and the five stages of mitosis (2 of 2)
Stages of sleep