how is it possible for the same microarray to be used to compare the expression of genes between normal and cancer cells?

Identify the advantages and disadvantages or renewable and nonrenewable energy resources

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

Explain the significance of thesaurus geographicus