Why was the transition from “purple bacteria” to “green bacteria” important for the evolution of complex organisms? use evidence from the video and the chart in your answer.

endo:

regulates body hormones, aldosterone, vasopressin

neural:

signal, regulates body using electric signals, reflex

endo has to do with hormones; aldosterone and vasopressin are both hormones. i also had this question and got it right : d

colors do exist. the color of the sky is actually violet; humans percieve the color of the sky as blue.