Information from higher brain regions is transmitted to the medulla through the

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

Where can dna be found in a prokaryotic cell

Crossing over and independent assortment are important activities that occur during meiosis. what is the significance of these activities