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which of the following water supplies would be affected directly by groundwater contamination?

lakes

streams

rivers

wells

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?

Which of the following would be an important part of a multi-step plan to restore the stability of the red-cockaded woodpecker's ecosystem?

How are mutations continually being generated in a population (what are some of the causes of mutatuions? ) explain