Arrange the rock layers from oldest to youngest. Reexamine the rock outcrops if you need to. Record the order in the Student guide. Basalt
Limestone with unknown fossil
Sandstone with trilobite
Shale with ammonite

In which of the following ways is the function of the surface of a microsphere similar to the function of an actual cell membrane? a.both make it possible for the conditions in the interior to be different from the conditions outside. b.both provide a barrier that keeps water from flowing across it so the interior remains dry. c.both separate the rna that forms in the interior from any rna that might form in the environment. d.both can actively move molecules into the interior or out into the surrounding environment.

Mineral rich water heated by newly found oceanic crust escapes through cracks in the ocean floor called

Coral have a symbiotic relationship with what in order to eat?