Evolutionary Beginnings
Before taking this course, I did not know that evolution occurred at both a macro and a micro-scale. However, the dependent relationship between the two was understandable. This made sense to me because microevolution isn’t happening in just one thing, it collectively occurring to everything always. Then all the changes that occur here get carried forward to other generations, and eventually turn into our past/history which is what created. As time passes the changes that have already occurred shape or constrain what evolutionary changes can be made in the future or the direction that evolution will take in species. https://youtu.be/M8V_glRW1hA Before the video began, I assumed that the Earth’s history would be broken into yard sections, and I was very surprised when the video started that it was broken into inches across the football field. It also amazed me how long it took for oxygen to be present on Earth since it is something that we take for granted now, and I assumed I pro...