5. A region, known as the Ring of Fire, follows the border of the Pacific Ocean basin. Why do so many earthquakes and volcanoes occur in this region?

A. Numerous tectonic plate boundaries are located along the edges of this region.
B. Transform boundaries completely surround this region of the Pacific Ocean.
C. Only powerful convergent plates are located along the Ring of Fire,
D. Two plates are diverging in the center of the Pacific Ocean

How can a geological time scale best be reconstructed? a) comparing vestigial structures in living species b) comparing homologous structures in living species c) examining homologous structures in fossil remains d) examining the written records of scientists from past cultures

What are the four stages of cell signaling?

How is anaerobic respiration affected by changes in temperature? (5 points)based on the conditions of early earth, what conclusion can you draw about the amount of anaerobic respiration that was occurring at earth’s beginning? explain your answer.(5 points)if there was a sudden drop in temperature after the evolution of the first living cells, predict how that might have affected the changes in the atmosphere and the evolution of cyanobacteria and other autotrophs. explain your answer. (5 points)