Course Site Text Presentation Course Document 1 Describe Mendel’s approach to plant breeding that resulted in the discovery of his laws. Ch. 12.6: “A Brilliant Emp…” text + figure 2 Define the terms “dominant”‚ “recessive”‚ “phenotype”‚ “genotype”‚ “heterozygous”‚ and “homozygous”. Ch. 12.6: “A Brilliant Law: Seg…” text + figures Genetic Terms 3 State Mendel’s Principle of Segregation. Ch. 12.6: “A Brilliant Law: Seg…” text + figures Monohybrid Cross 4 Explain the phrase
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Epigentics is a natural process that occurs within the body that activates and deactivates certain parts of a person’s genome expressing different genes. This process occurs during early human development for purposes of cell differentiation while still in the embryonic state‚ but scientists have also found that this cycle continues throughout a person’s life. Epigenetics helps to explain the balance between nature and nurture in phenotypic expression. Methyl groups are attached to certain base pairs
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Access to Higher Education 2012/2013 Student Subject Tutor Unit: Core Biology Unit 2 Assignment Title: Genetics Internal verifier: IV sample Y/N Date Due Week Date Received Extension Agreed Y/N Resubmission Date Learning Outcome 1. Understand how genetic information is passed from parents to offspring. Assessment Criteria 1.1 Recall the main stages of meiosis and understand the biological significance of the process. ( question 5) 1.2 Understand Monohybrid and Dihybrid Mendelian Inheritance
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Question 1 2 out of 2 points Which of the following statements about meiosis is true? Selected Answer: a. The chromosome number in the resulting cells is halved. Question 2 2 out of 2 points The mitotic spindle Selected Answer: e. is composed of two different types of microtubules. Question 3 2 out of 2 points A chromatid is Selected Answer: e. one-half of a newly replicated eukaryotic chromosome. Question 4 2
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Major Chemical Properties for Cellular Respiration: We need oxygen at the cellular level for this to be complete. Why do you need oxygen? What is your body trying to do? Your body needs to produce energy‚ which is why you go through these metabolic processes‚ and that’s ultimately why you need oxygen. So we are trying to produce ATP as our energy source. So ultimately your energy cannot be created‚ it only changes form‚ so where does that energy come from in your body? We’re going to convert it into
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The wild type and the mutant type strains of Halobacteria were used in this experiment to examine the phenotypic differences against each strain’s genotypes. The mutant strain (KBT-1) did not possess gas vesicles‚ which decreased its ability to float to the surface. The lack of gas vesicles in the mutant strain made the colonies a red color. The wild type strain (NRC-1) had gas vesicles and appeared a pink pigment color. Growth on the agar allowed one to examine the specific colonies. Inoculation
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Friday December 7th 2012 Developmental Psychology Final Paper Temperament: An Integrative Approach Temperament is not only interesting but a vital field of study. Temperament is considered to be on a continuum with personality disorders. When certain characteristics of a person’s temperament become dominant and begin to impair function over a prolonged period of time then these characteristics meet the requirements for a personality disorder which is in essence an exaggeration of traits
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iences ife Sc L Guide Study 12 Grade © Department of Basic Education 2012 s fe Science Li e Study Guid 12 Grade © Department of Basic Education 2012 First published by the Department of Basic Education in 2012 222 Struben Street‚ Pretoria South Africa enquiries Office of the Director General Mr P.B. Soobrayan Email: njobe.p@dbe.gov.za Email: whittle.g@dbe.gov.za Tel: (012) 357 4010 Fax: (012) 323 5837 http://www.education.gov.za Call Centre: 0800202933 Copyright ©Department of Basic Education
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character reciprocal cross incomplete dominance trait allele codominance ancestral trait gene pleiotropy derived trait dominant allele multiple alleles synapomorphy recessive allele epistasis homologous character genotype polygenic inheritance analogous character phenotype phenotypic plasticity convergent evolution homozygous norm of reaction adaptation heterozygous X-inactivation natural selection mutant crossing over mass extinction wild type linked genes‚ sex-linked background
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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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