5. the planet with the greatest temperature extremes is

Which sentence best expresses the differing opinions of these two book reviews?

There are specialized producers that live in warm water vents deep in the ocean. these producers do not per-form from photosynthesis, but instead perform a similar process with iron and other chemicals. why do you think these producers use this process instead of photosynthesis?

When analyzing tree rings, what do scientists assume a thin ring indicates?