why do you think neuronal communication is often described as an electrochemical communication process?

Explain the significance of thesaurus geographicus

Ivan is looking at a cross section of a stem taken from a vascular plant. he sees two different types of vascular tissue: the xylem, which is closer to the center of the stem, and the phloem, located around the xylem, closer to the outside of the stem. how do these two structures work together in a living plant?

Which organism can most likely be classifild as domain bateria