During what geologic period did the bony ray-finned fishes diversify tremendously and begin to dominate the aquatic habitats of earth and when the lobe-finned fishes first appeared.

On venus, which of the following drives geological change? a. hurricanes b. volcanoes c. tsunamis d. earthquakes

What is the difference between the cultures of central asia and the caucasus region? the majority of people in central asia are muslim; the majority in the caucasus region are christian. the primary language in central asia is armenian; the primary language in the caucasus region is russian. central asia has been plagued by ethnic unrest; the caucasus region has had little ethnic conflict. the effects of soviet rule can still be seen in central asia; the caucasus region has developed its own identity since the fall of the ussr.

What are three similarities between medc countries and ledc countries?