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Genetics Biology 9
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Monday, Nov. 4th Objective: Students will begin to understand the relationship of genes and chromosomes to inherited traits. Review and Correct Test Word Play: Gene Chromosomes Homologous Chromosomes Chromatids Diploid Haploid Zygote Autosomes Sex Chromosomes Meiosis Allele Dominant Allele Recessive Allele Genotype Phenotype Heterozygous Homozygous Recombination Mitosis Asexual Reproduction Sexual Reproduction Test: Friday, Nov. 22 nd
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Tuesday, Nov. 5th Objective: Students will understand the connection of genes and chromosomes S.G. Finish and Present word play Compare and contrast Mitosis and Meiosis Gene Chromosomes Homologous Chromosomes Chromatids Diploid Haploid Zygote Autosomes Sex Chromosomes Meiosis Allele Dominant Allele Recessive Allele Genotype Phenotype Heterozygous Homozygous Recombination Mitosis Asexual Reproduction Sexual Reproduction Homework: Meiosis pgs. 144 - 149 Test: Test: Friday, Nov. 22 nd
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Chromosomes exist in… because… Chromosomes … genes.
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Wednesday, Nov. 6th Objective: Students will understand the differences between mitosis and meiosis and why meiosis is important in sexual reproduction. With a partner – Two processes of cell division. S. G. Final Analysis Test: : Friday, Nov. 22 nd Homework: The Origins of Genetics and Mendel’s Theory pgs. 162-169
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Using the two diagrams list 2 similarities 3 differences Use the following relevant vocabulary: Chromosomes, Homologous Chromosomes, Diploid, Haploid, meiosis, mitosis Complete the following sentence stems: Mitosis starts with … and end with … Meiosis starts with… and ends with…
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The results of mitosis are the (same, different) because… The results of meiosis are the (same, different) because… Meiosis causes variation in offspring by… Crossing Over Independent assortment Random Fertilization
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Thursday, November. 7th Objective: Students will be able to connect the Discoveries of Mendel to what they know about chromosomes and meiosis. Partners – What did Mendel do and what did he find out. Test: Friday, Nov. 22 nd Class work: Gregor Mendel and Genetics
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Mendel’s P- Generation and F1 Generation Mendel crossed… The results of his cross were… This meant that…
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Mendel’s F1- Generation and F2 Generation Mendel crossed… The results of his cross were… This meant that…
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Add the following to the diagram: Label phenotypes: Purple and White Genes for Purple and White plants (dominant, recessive) Add genotypes (homozygous, heterozygous) The Big Leap: Mendel’s experiment demonstrated that … Mendel’s experiment demonstrated that offspring… parents Mendel’s experiments … meiosis
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Mendel’s Two Laws Law of Segregation: Alleles for a trait segregate during gamete formation (Meiosis) Law of independent Assortment: Genes for different traits assort independently of each other during gamete formation (meiosis)
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Monday, Nov. 11th Objective: Students will be able to apply their knowledge of genetics to complex patterns of inheritance. Review vocabulary Class: Genetics Problems Class work: Genetics Problems Test: Friday, Nov. 22 nd Homework: Studying Heredity pgs. 170 - 182
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Tuesday, Nov. 12th Objective: Students will apply the basic principles of Mendel’s genetics to more complex patterns of inheritance. PowerPoint: Genetics Problems Worksheet with one partner Test: Friday, Nov. 22 nd
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Wednesday, Nov. 13th Objective: Students will apply their knowledge of genetics to various problems. Worksheet Test: Friday, Nov. 22 nd
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Thursday, Nov. 14th Objective: Students will apply their knowledge of genetics of sport article Practice Problems The Genetics of Sport. Those better at sprinting tend to have… which produces… I (would/would not) have my child tested for the speed gene because… I (would/would not) want to know if I have the ApoE4 gene because… After reading this article, I believe elite athletes are a result of… The most interesting thing I learned from this article was…
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Friday, Nov. 15 th Objective: Students will apply their advanced knowledge of genetics to solving pedigrees and determining relationships among offspring. Discussion: Pedigrees Worksheet Pedigrees Class work: Pedigrees Test: Friday, Nov. 22 nd
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Monday, Nov. 18th Objective: Students will understand some common genetic disorders. Turn in Pedigree Go Over Genetics Worksheet. Genetic Disorders Gallery walk Given your topic construct a genetics problems that another group can answer. Class work: Genetic Disorders Test: Friday, Nov. 22 nd
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Sickle Cell Anemia Single Recessive Gene Homozygous Recessive – Cells Sickle Causes difficulty in blood transmission of blood Heterozygous – resistant to Malaria
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Tay-Sachs Recessively Inherited Gene is on Chromosome 15 Blocks production of an enzyme that breaks down fat in brain Fat accumulates in the brain’s nerve cells Child – Dies normally before 5 years of age
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Cystic Fibrosis Recessive Disorder 4% of European descent are carriers Homozygous Recessive Defective protein to transport chloride Chloride Causes mucus to build up – multiple problems from breathing too digestion
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Huntington’s Disease Dominantly inherited Neurodegenerative disorder Late onset (35-55yrs)
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Breast Cancer Gene BRCA – 1 and BRCA – Tumor Suppressing genes Mutations – linked to increase in Ovarian Cancer and Breast Cancer Normal Rates 1.5% With Mutation 15 – 40%
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Questions: You are newly pregnant. You and your husband go to the doctor and test the fetus for various genetic disorders. The test comes back positive for Tay-Sachs, what do you do? You find out that your father has Huntington’s disease. Do you get tested for the gene? You are 30 years old and a friend talks to you about getting tested for the BRCA gene mutation. Do you get tested?
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Tuesday, Nov. 19th Objective: Students will understand how ther Hardy Weinberg Equation can predict allele frequencies and future generations Discussion: Hardy Weinberg Worksheet. Test: Friday, Nov. 22 nd
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Wednesday, Nov. 20th Objective: Students will understand the Hardy Weinberg equation. Worksheet. Test: Friday, Nov. 22 nd
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Tuesday, Nov. 20th Study Guide
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Add Day on Genetic Engineering Specifically Artificial Selection – Precursor to Evolution
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Monday, Dec. 14th Objective: Students will apply their knowledge of genetics and DNA to DNA technology. S.G. Review Pedigrees (questions) Gel Electrophoresis Test: Friday, Dec. 18th Homework: Genetic Engineering pgs. 228 – 232 (Read and Notes)
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Thursday, Dec. 17th Study Guide Day
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