Food poisoning from Salmonella occurs because of ________.  

What best describe(s) the dependencies of most flowering plants?  

Which prokaryotic group is most closely related to eukaryotes?  

Which mode of nutrition characteristic distinguishes animals from other eukaryotes?  

The greenhouse effect causes an increase in global temperatures. This increase is due primarily to ________.  

Which group of organisms is most closely related to plants?  

A ________ is a chemical element that a plant can only obtain from its environment and is needed to complete its life cycle.  

  A highly emotional song in an opera is called a(n)  

  Which of the following are characteristic of opera seria?  

  The harpsichord is different from the piano because