Scientists and engineers are working to develop ways to replace corn with a different plant, such as switchgrass, in the production of ethanol. This is largely because using corn to produce ethanol could cause a problem for society. Which statement describes this problem?.

Which the following is a common trait in a four year college

This graph represents four ecosystems. each ecosystem has a different number of species, adding to its biodiversity. different colors represent different species. which statements correctly summarize the data depicted by the graph? 1. ecosystem d has more biodiversity than ecosystem c. 2. ecosystem b has more biodiversity than all the other ecosystems. 3. ecosystem a has more biodiversity than ecosystem b but less biodiversity than ecosystem c. 4. ecosystem b has more biodiversity than ecosystems c and d but less biodiversity than ecosystem a. 5. ecosystem a has more biodiversity than ecosystem c but less biodiversity than ecosystem b.

Why are gold and platinum used for jewelry