Listed in the Item Bank are individual steps that need to be ordered. To find out more information about steps, some have more details available when you click on them. Drag and drop the steps in the proper order by placing each in its corresponding open rectangle. Be sure that the earliest step is placed next to the number 1. Place the organisms or events in order from when they first appeared on Earth to present (MA = millions of years ago and TA = thousands of years ago) ITEM BANK: Move to Bottom HumansMulticellular life 3800 MA 3000 MA 2000 MA 1000 MA 570 MA 500 MA 475 MA 400 MA 360 MA 300 MA 200 MA 150 MA 130 MA 200 TA