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Unformatted text preview: Chapter Learning Objectives Chapter 5: Cell Structure and Function 5.1 What are the basic features of all cells? • List the three principles of cell theory o Every living organism is made up of one or more cells. o The smallest living organisms are single cells, and cells are the functional units of multi-cellular organisms. o All cells arise from preexisting cells. • List the basic features of all cells o Molecular components: protein, amino acids, lipids, carbohydrates, sugars, nucleotides, DNA, RNA o Structural components: plasma membrane, cytoplasm, ribosome o Metabolism: extracts energy and nutrients from the environment; uses energy and nutrients to build, repair, and replace cellular parts • Explain why there are both upper and lower limits to cell size o The cell has to diffuse the nutrients that come in and out of them quickly so if a large cell of 8.5 inches were to diffuse oxygen molecules than it would take about 200 days, which by then the cell would have been dead. 5.2 What are the major features of prokaryotic cells?...
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