ident. of chem. compounds

Introduction: All living organisms are made of cells and these cells have three main parts. The center is the nucleus, represented by the coloured marble. Inside the nucleus are chromosomes which carry the genetic information of the organism. The cell membrane is a protective barrier and filters such things as nutrients, waste products, water and oxygen in and out of the cell. Changes occur in the membrane to adapt to the cells needs. This ability …

…procedure was completed without any major complications. A lot of test tubes were needed, and therefore some time cleaning up. There was little time available, but we just managed to finish in time, maybe the lab could be shortened, or simplified so that more time would be available to study the results. The equipment was also insufficient. There were not enough test tube holders and clean test tubes. Overall the lab experiment proceeded as planned.