If whales remain underwater for 45 minutes or more, do you think they rely primarily on aerobic or anaerobic pathways?

Study the diagram of a desert food chain . what would most likely happen if the kangaroo rats were killed off and removed from the food chain ?

What do nitrifying bacteria convert

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?