AS BIO2 Revision A quick quiz to test your understanding of key concepts in Bio Unit 2 3.5 / 5 based on 5 ratings ? BiologyASAll boards Created by: stephCreated on: 17-01-10 20:55 What is a species? Group of individuals that are physiologically and physically similar 1 of 13 In categoric data, what is the best graph to plot? Bar Chart 2 of 13 What is Standard Deviation? Portion of the cruve that sits either side of the mean on a graph 3 of 13 15% o the bases in a sample of DNA are Adenine, what percentage will be guanine? 35% 4 of 13 What is the rewriting of the DNA code called? Transcription 5 of 13 What enzyme breaks the hydrogen bonds between 2 strands of DNA? Helicase 6 of 13 What is the process of the cell cycle? G1 Phase, S Phase, G2 Phase, Interphase, Mitosis, Cytokinesis 7 of 13 How many daughter cells are formed in Meiosis? 4 8 of 13 Osmosis is... The net movement of water from a high water potential to a low water potential 9 of 13 The heirarchy of taxa in one current classification system is: KPCOFGS 10 of 13 What is DNA Hybridisation? A technique to measure the similarity between 2 DNA samples 11 of 13 Define: 'Biodiversity' The number of different species present in an ecosystem 12 of 13 The larger the surface area of an organism the _________ the demand of oxygen Higher 13 of 13
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