Chapter One Notes
Chapter One Notes BIO 120
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This 3 page Class Notes was uploaded by Haleigh Siple on Friday September 4, 2015. The Class Notes belongs to BIO 120 at Grand Valley State University taught by Rybczynski in Summer 2015. Since its upload, it has received 155 views. For similar materials see General Biology in Biological Sciences at Grand Valley State University.
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Date Created: 09/04/15
Section 11 Bio 120 Sept 3rel Chapter Notes Chapter One Notes Evolution the process of change over time specifically how organisms change and adapt Biology The scientific study of life 5 Unifying Themes of Biology Organization Information EnergyMatter Interactions Evolution Levels of Biological Organization Q P PP N 7 8 9 Biosphere consists of all life on earth Ecosystem consists of living things in a particular area along with the nonliving Community the organisms inhabiting a particular ecosystem Population consists of all members of a species that inhabit a certain area Organisms living individuals OrgansOrgan systems an organ is a part of an organism that preforms a certain function Organs cooperate with each other to form an organ system Tissues clusters of similar cells which make up an organ Cells building blocks of life and tissue Organelles parts of a cell that serve a specific function 10 Molecules chemical combination of atoms Reductionism simplification of complex systems into smaller simpler parts James Watson and Francis Crick discovered DNA Emergent properties properties at each level of organization that are not present at the previous level System Biology the study of a biological system by studying the interactions of its parts Prokaryote single cell organisms includes categories Bacteria and Archaea Eukaryote multicellular organism Bio 120 Sept 3rel Chapter Notes DNA deoxyriboneucleic acide genetic material contained Within chromosomes Gene small section of DNA in a chromosome which provides information for making proteins DNA consists of four different types of chemicals called Nucleotides A T C and G Gene Expression the process of which a gene directs the manufacture of a protein Genome all the genetic information an organism possesses Proteomics the study of proteins and their characteristics Proteome the entire group of proteins Within a cell group Bioinformatics the use of technology to store organize and analyze a large volume of samples Producers liVing things that produce sustenance Via photosynthesis plants algae ect Consumers organisms that eat other consumers andor producers Feedback regulation the resultproduct of a process regulates the process Section 12 Classifying Organisms from largest to most specific Domain 9 Kingdom 9 Phylum 9 Class 9 Order 9 Family 9 Genus9 Species Kingdoms of life are separated into 3 domains 1 Bacteria Prokaryotic one cell no nucleus 2 Achaea Prokaryotic one cell no nucleus 3 Eukarya Eukaryotic multicellular nucleus Bio 120 Sept 3rel Chapter Notes Kingdoms of Eukarya categories based on nutrition 1 Plantae plants photosynthesis Fungi fungus absorb nutrients Animalia animals consumer other organisms Protists new category more related to plants animals and fungi that they are to other protists PW Natural Selection the theory of evolution Population with varied traits Elimination of individuals with certain traits Survivors reproduce Increasing frequency of traits that increase survival 99 59 Section 13 Science study of the physical world Inquiry questioning desire for information Data recorded informationobservations Inductive Reasoning analyzing data and making educated conclusions Hypothesis possible explanations of natural phenomenon Deductive Reasoning involves working from a general conclusion to find specific answers Experiment changing a factor in an environment to observe the effects Controlled Experiment a situation deigned to compare the experimental one environment in which nothing is altered Independent Variable factor effected directly by scientists what is changed Dependent Variable factor that is measuredobserved Theory based on many hypotheses and studies probable explanation of natural phenomenon Section 14 Model Organism a species that is easily grown in lab and responds well to stimuli e g Rats
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