Which of the following are included as freshwater ecosystems? Choose 3 answers ocean

lakes

rivers

seas

streams

marshes

Which best describes an adaptation that could be found in a fish that lives in a slow-flowing stream? the ability to attract prey by glowingextra gills, for oxygen extractionthe ability to grow largerextra fat, for warmth

The “ecological footprint” left by a citizen of a developed nation is about four times larger than that left by a citizen of a developing nation. why is this the case?

Which best describes somatic mutations