Week One Biology Notes!
Week One Biology Notes! biology 1305
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This 3 page Class Notes was uploaded by Lillian Scott on Thursday August 27, 2015. The Class Notes belongs to biology 1305 at University of Texas at El Paso taught by Apodaca, Jennifer in Summer 2015. Since its upload, it has received 265 views. For similar materials see General Biology in Biological Sciences at University of Texas at El Paso.
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Date Created: 08/27/15
Class Biology 1305 Professor Jennifer Apodaca Week One Biology Notes 1 Atoms 2 Molecules amp Macromolecules 3 Cells 4 Tissues 5 Organs 6 Organisms 7 Population 8 Community 9 Ecosystem 10 Biosphere 0 Emergent properties are due to the arrangement and interactions of parts as complexity increase 0 Explains traits or phenomena in terms of evolutionary forces acting on them 0 Explains biological function in terms of immediate physiological or environmental factors 0 Cells are the simplest selfreplicating entity that can exist as an independent unity of life Class Biology 1305 Professor Jennifer Apodaca 0 Types of cells seen very different but all organized similarly 0 Contain a stable molecular form of information 0 Discrete boundary that separates the interior of the cell from the external environment 0 Ability to harness materials and energy from the environment 0 Store and transmit information needed for growth function and reproduction 0 Plasma membrane creates an active and dynamic interplay between cells and their surroundings that is mediated by the plasma membrane 0 Converts energy from the environment into a form that can be used by cells I Organisms acquire energy from two sources 0 The sun photosynthesis 0 Chemical Compounds respiratory 0 Observation The act of viewing the world around us 0 Experimentation Disciplined and controlled way of asking and answering questions about the world in an unbiased manner 0 The Scientific Method allows the solving of problems and answer questions 0 No separation of observation and theory 0 seeing as interpreted through theory 0 Two astronomers watching the same sunrise see different things Class Biology 1305 Professor Jennifer Apodaca I Tycho Brahe geocentric view sun rises I Kepler hellocentric view earth rises 0 Collection and analysis of data Without the need for a preconceived hypothesis 0 Goal is to gather information I Test drugs to look for action against disease I Sequence genomes and proteomes 0 Often leads to hypothesis testing 0 State the hypothesis as precisely as possible and list the predictions it makes 0 Design an observational or experimental study that is capable of testing those predictions 0 combining a series of specific observations into a generalization to create a hypothesis 0 involves a general principle to predict an expected observation using ifthen statements 0 proposed explanation for a natural phenomenon 0 it must be possible to examine the hypothesis through observations 0 It must be able to potentially be found to be false 0 Experiments are designed to collect data or information to test scientific hypothesis 0 Because you cannot prove a negative scientists use a null hypothesis 0 Essential part of any research design and is always tested even indirectly o Helps disapprove hypothesis
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