If the BSC is not TESTABLE in the fossil record, how do scientists APPLY it to distinguish fossil species?

Describe at least 2 abiotic and two biotic factors found in the desert biome how do these abiotic factors interact with the biotic factors

Now it's your turn to investigate human impact around the world. grab your virtual lab coat and put on your environmental science hat. you will be taking a trip around the globe to explore three locations. at each location, you will investigate the cause and effect relationships of deforestation, desertification, and urbanization. you will also gather evidence of how these factors have impacted the environment over time

Everything in the universe originated from a single point. how was it possible for everything in the universe to have occupied a single point in space?