What are the types of light microscopes? what are their structures and functions? a. compound light microscope b. dissecting microscope

The bacteria found in soil is usually harmful and measures are taken to remove any traces of microorganisms. true or false

Which layer will become saturated first when rain falls?

How can a geological time scale best be reconstructed? a) comparing vestigial structures in living species b) comparing homologous structures in living species c) examining homologous structures in fossil remains d) examining the written records of scientists from past cultures