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Biological Diversity Exam 1 Study Guide

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by: Nicole Marie

Biological Diversity Exam 1 Study Guide BSCI-10110-002

Marketplace > Kent State University > Biological Sciences > BSCI-10110-002 > Biological Diversity Exam 1 Study Guide
Nicole Marie
GPA 2.357

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About this Document

This is the study guide for the material that could be on exam 1 on Monday February 15 , 2016.
Mark W. Kershner
Study Guide
Biological Diversity, Biological Sciences, Bio, Biology, Study Guide
50 ?




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1 review
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"I'm pretty sure these materials are like the Rosetta Stone of note taking. Thanks Nicole!!!"
Toni Glover


Popular in Biological Sciences

This 4 page Study Guide was uploaded by Nicole Marie on Friday February 12, 2016. The Study Guide belongs to BSCI-10110-002 at Kent State University taught by Mark W. Kershner in Spring 2016. Since its upload, it has received 221 views. For similar materials see BIOLOGICAL DIVERSITY in Biological Sciences at Kent State University.


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I'm pretty sure these materials are like the Rosetta Stone of note taking. Thanks Nicole!!!

-Toni Glover


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Date Created: 02/12/16
BIOLOGY DIVERSITY: EXAM 1 STUDY GUIDE SCIENCE…Organized body of knowledge of the natural world…Systematic process of  acquiring, organizing, & communicating this knowledge Four Rules of Science 1.) Based on best available evidence 2.) Objective: Unbiased  allows for trustworthy interpretations 3.) VERIFIABLE , TESTABLE , REPEATABLE 4.) Acquired using scientific method Science is self­correcting  as work is done it solidifies the results, or demonstrates bad science or bias. Define the following Inductive Reasoning             Theory                    Heritable Deductive Reasoning             Law                        Alleles Homeostasis                           Speciation              Hermaphrodite Biology                                   Reproduction Fact                                        Genes What is a living thing? Differentiate Autotrophs, Heterotrophs, & Mixotrophs Scientific Method  1    OBSERVATION ­Objective; “Data”; Limited to the senses, but improved with the use measurement devices        2.) QUESTION ­Based on the collected data        3.) HYPOTHESIS ­Tentative explanation; not a random guess; not vague; testable        4.) EXPERIMENT ­Manipulation of a variable or factor; cause and effect, repeat and replicate Observation/Data   Question  Hypothesis  Tested by Experiments STOP       Run                    ACCEPT Another          HYPOTHESIS Results support              Interpret by comparing  Experiment                  To  Hypothesis        Redesign Hypothesis/ Experiment Results show no support STOP                              REJECT                                        HYPOTHESIS    Run                         Another Experiment  Redesign Hypothesis/ Experiment Who is Charles Darwin? What were his ideas? Who is Alfred Russel Wallace? FOUR POSTULATES POSTULATE #1 ­Individuals within a species are variable ­Disadvantageous: reduced survival = reduced reproduction ­Advantageous: increased survival = increased reproduction POSTULATE #2 ­Some of an individual’s variations are passed on to their off­spring POSTULATE #3 ­In every generation more off­spring produced than actually survive                              BREED Bori Natali Only enough food for 5 off­spring                   Only 5 survive and have chance to      reproduce POSTULATE #4 ­Those off­spring that survive and reproduce may have inherited variations that give them an advantage relative to other organisms lacking that variation ­Survivors have a better chance to live long enough to reproduce CONDITIONS FOR EVOLUTION BY NATURAL SELECTION 1.) Variation must exist for a given trait ­Visible (Size, shape, color) ­Not Obvious (Behavior/Psychology)      2.) Variation results in differential survival and reproduction      3.) Variation must be heritable MECHANISMS OF EVOLUTION 1.) Natural Selection 2.) Mutation 3.) Gene Flow 4.) Non­Random Mating 5.) Genetic Drift ­Random Mating ­Founder Effect ­Bottleneck Effect Define Species. Differentiate between Sexual Dimorphism and Cryptic­Species. ♀ = Egg                         Sperm  = ♂                                                                                                                    ZYGOTE PRE­ZYGOTIC ISOLATION 1.) Mechanical Isolation ­Body Mismatch ­“Lock and Key” Mismatch      2.) Geographical Isolation      3.) Ecological Isolation      4.) Behavioral Isolation      5.) Temporal Isolation      6.) Prevention of Gamete Fusion POST­ZYGOTIC ISOLATION 1.) Hybrid Invariability 2.)Hybrid Infertility


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