What patterns did you observe in the level of complexity of anatomical structures of organisms in the fossil record as you traveled through time? Did you find more complex organisms closer to Earth’s surface? Or did you find more complex organisms deeper in Earth’s layers? What did this pattern indicate?

chert is a sedimentary rock composed of microcrystalline or cryptocrystalline silica. with this little bit of information, you can come to the conclusion that your answer is c.  

explanation:

lesson summarykaryotypes a genome is the full set of all the genetic information that an organism carries in its dna. chromosomes arebundles of dna and protein found in the nucleus of a eukaryotic cell.