Which chemical change releases the most energy for use by a plant cell?

In which case would a scientist choose to use a dissecting microscope rather than a compound microscope

Modern whales developed their traits through natural selection what occurs during the process of natural selection

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