Is it ethical to Genetically engineer babies for designer purposes’? Content Title Pg. Number Abstract 3 Introduction 3-5 Research Review 6-8 Discussion 8-14 Conclusion 15 Abstract Introduction Genetic Engineering is a notorious and complex subject‚ burdened with ethical and moral debates‚ packed with fascinating science. Everything begins with DNA‚ (Deoxyribonucleic acid). We are all made up of DNA. Without understanding DNA‚ genetic engineering or any sort of alteration
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THE MOLECULAR BASIS OF INHERITANCE I. History A. Discovery of “transformation” – a change in genotype and phenotype due to the uptake of external DNA by a cell 1. Griffith 1920s did experiments with Streptococcus pneumoniae (p294 fig16.2) a. took two strains of S. pneumoniae‚ one virulent‚ one not b. heat killed virulent strain‚ then mixed them with the living nonvirulent strain c. living nonvirulent strain became virulent d. nonvirulent strain took on virulent strain’s DNA became virulent
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1. Microbiology ⁃ M microscope ⁃ I independent unit ⁃ C comparatively less complex ⁃ R rapid rate of reproduction ⁃ O omnipresent ⁃ humans are living repositories of bacteria/microbes ⁃ borne sterile ⁃ microbe on all surface area of the body ⁃ sterile areas: eyes‚ brain‚ spinal cord‚ bones‚ kidney‚ internal organs ⁃ mutualistic relationship: we provide site and nutrient and microbes provide vitamin‚ aid in food digestion ⁃ division of microbial world ⁃ living component: organism
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1859 Charles Darwin published the "On the Origin of Species"‚ introducing that genetic evolution allowed adaptation over time to produce organisms best suited to the environment 1865 Gregor Mendel investigated "traits" passed from parents to prodigy and coined the terms dominant and recessive traits 1869 Johann Meisher isolated DNA from the nuclei of white blood cells 1875 Charles Darwin introduced "gemmules" as mechanism of inheritance 1902 Walter Sutton created
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cell structure and function TYPES OF CELLS • PROKARYOTIC CELLS = more primitive‚ unicellular‚ have no organised nucleus‚ no membrane-bound organelles‚ genetic material is 1 circular DNA molecule‚ can have tiny extra rings of DNA called plasmids‚ all have cell walls e.g. bacteria and blue-green algae • EUCARYOTIC CELLS = unicellular or multi-cellular‚ plant and animal cells‚ have a nucleus‚ have membrane-bound organelles‚ DNA is wound around histone proteins e.g. all plant
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the sheep. Another type of reproduction is "recombinant DNA technology‚" or "gene cloning." To clone a gene‚ a DNA fragment containing the desired gene must be obtained from the chromosomal DNA using restriction enzymes and then united with a plasmid that has been cut with the same restriction enzymes. When the fragment of chromosomal DNA is joined with its cloning vector in the lab it is
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Protein Mediated Generation of Human Induced Pluripotent Cells for Maximum Efficiency Project ID: 3244K Abstract Inefficiency of IPS cell generation is a major obstacle in the development of IPS based technologies‚ such as their use in regenerative medicine. Current methods are limited to approximately 20% efficiency and often come with a trade off in safety. We propose a new technology that would increase the rate of IPS reprogramming to nearly 100%. This technology entails the usage of
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MODULE 2: GENETICS‚ VARIATION AND NATURAL SELECTION SPECIFIC OBJECTIVES & EXPLANATORY NOTES 1. Structure and Roles of Nucleic Acids 1.1 illustrate the structure of RNA and DNA using simple labelled diagrams; The genetic substance found in all organisms called DNA or deoxyribonucleic acid is a kind of nucleic acid. Nucleic acids consist of two long polymers of simpler units‚ called nucleotides; that are composed of three (3) main units as shown below: 1) A pentose sugar (deoxyribose
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Isolation of Recombinant Taq Polymerase for PCR Isolation of Recombinant Escherichia coli IPTG induced Taq polymerase and characterization through polymerase chain reactions‚ Western Blotting and gel electrophoresis * Braeden Cowbrough1‚ Michael Atkins2‚ Christopher Bonner3 From the Faculty of Biochemistry Lab 3006 B Carleton University‚ Ottawa‚ ON K1S 5B6 *Running title: Isolation of Recombinant Taq Polymerase for PCR To whom correspondence should be addressed: Braeden Cowbrough‚ Faculty of Biochemistry
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Name: _Leroy Johnson __________________________________ Date: ______________Comprehensive Study Guide. Test will only be Multiple choice 1. The feature that most clearly separates eukaryotes from prokaryotes is the presence of _______ in eukaryotic cells. A) ribosomes B) oxidative phosphorylation C) DNA molecules -D) a nucleus 2. Cytoplasmic organelles are - A) absent in prokaryotic cells; present in eukaryotic cells. B) present in both prokaryotic and eukaryotic cells
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