Two questions you will ask joe biden

Which specimen would best be viewed using a compound light microscope?

Which of the following is s good strategy to use when preparing to take notes in class

Zachary has been trying to work on an essay for almost three hours, be he can't seem to focus for more than 15 or 20 minutes at a time. what should he do so that the quality of his work doesnt suffer because of poor concentration and lack of energy