What tools can be used to monitor symptoms?

What is the similarities and differences between bacteria and eukaryote?

What is the most important inorganic material for livings things? ! due tomorrow!

Land conservation is a worldwide priority. there are several methods to prevent the loss of land due to a variety of reasons. which method is not a way to conserve land? a) sea walls b) rainwater harvesting c) limits on clear cuts of forests d) cut and burn methods of clearing land