Chapters 2-6 includeWater and Carbon Protein Structure and Function Nucleic Acids and RNA Intro to Carbohydrates Lipids Membranes and the first cellsThe test is TIMED (50 minutes!!) Instructions about rules of test are shown before starting it. You can leave the page but dont open any other assignments on the website while taking the test.Multiple Choice matching etc. (I think that there are multiple attempts on each question but it takes away from your score if u dont get it right the first time so try and get it right on the first try!!)I need the best score possible!!