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Egyptian American International School Science Department2016 – 2017 Mid-year Exam Study Guide Grade 11 Modern Biology THE MID YEAR EXAM GRADE WILL BE DIVIDED 90 % FROM THEORITICL AND 10 % FROM PRCTICAL EXAM The exam is divided into 5 parts: ( 2 HOURS EXAM) PART A: 50 Multiple Choice questions 1 m each PART B: 10 Completions 1 m each PART C: 10 Match 1 m each PART D : 5 True or false 1 m each + a problem 5 m PART E: 12 Short essay Questions (answer 10 ) 2 m each PART F: 1 Bonus Question The exam includes: Chapter 8: Cell Reproduction SECTION 8:1 Chromosomes Make sure you know the following: Describe the structure of a chromosome. Identify the differences in structure between prokaryotic chromosomes and eukaryotic chromosomes. Compare the numbers of chromosomes in different species Explain the differences between sex chromosomes and autosomes. Distinguish between diploid and haploid cells. Vocabulary Chromosome Histone Chromatid Centromere Chromatin Sex chromosome Autosome Homologous chromosome Karyotype Diploid Haploid SECTION 8: 2 Cell division Make sure you know the following: Describe the events of cell division in prokaryotes. Name the two parts of the cell that are equally divided during cell division in eukaryotes. Summarize the events of interphase. Describe the stages of mitosis Compare cytokinesis in animal cells with cytokinesis in plant cells. Vocabulary Binary fission Mitosis Asexual reproduction Meiosis Gamete Interphase Cytokinesis Prophase Spindle fiber Metaphase Anaphase Telophase Cell plate SECTION 8: 3 Meiosis Make sure you know the following: Compare the end products of meiosis with those of mitosis. Summarize the events of meiosis I. Explain crossing-over and how it contributes to the production of unique individuals. Summarize the events of meiosis II. Compare spermatogenesis and oogenesis. Define sexual reproduction. Vocabulary Synapsis Tetrad Crossing-over Genetic recombination Independent assortment Spermatogenesis Page 1 of 6 Oogenesis Polar body FIGURES 8.2 P.152 8.3 P. 153 8.4 P.154 8.5 P 155 Sexual reproduction 8.6 P 156 8.11 P. 162 HANDOUTS Class work sheets: 8-1 + 8.2 + 8.3 Study guide sheet: 8-1 Study guide sheet: 8 -2 Study guide sheet: 8 -3 Vocab. Sheet: 8-1 Vocab. Sheet: 8-2 Vocab. Sheet: 8-3 Chapter Revision sheet A Chapter Revision sheet B Chapter 9: Fundamentals of Genetics SECTION 9:1 Mendel’s Legacy Make sure you know the following: Describe how Mendel was able to control how his pea plants were pollinated. Describe the steps in Mendel’s experiments on true-breeding garden peas. Distinguish between dominant and recessive traits. State two laws of heredity that were developed from Mendel’s work. Describe how Mendel’s results can be explained by scientific knowledge of genes and chromosomes. Vocabulary Genetics Heredity Trait Pollination Self-pollination Cross-pollination True-breeding P generation F1 generation F2 generation Dominant Recessive Law of segregation Law of independent assortment Molecular genetics Allele SECTION 9: 2 Genetic crosses Make sure you know the following: Differentiate between the genotype and the phenotype of an organism. Explain how probability is used to predict the results of genetic crosses. Use a Punnett square to predict the results of monohybrid and dihybrid genetic crosses. Explain how a testcross is used to show the genotype of an individual whose phenotype expresses the dominant trait. Differentiate a monohybrid cross from a dihybrid cross. Vocabulary Genotype Phenotype Homozygous Heterozygous Probability TABLES 9.1 P 176 FIGURES 9.3 P 175 Monohybrid cross Punnett square Genotypic ratio Phenotypic ratio Testcross 9.7 + 9.8 P 182 9.9 + 9.10 P 183 9.11 P 184 9.12 P 185 Complete dominance Incomplete dominance Codominance Dihybrid cross. 9.13 P 186 HANDOUTS Class work sheets: 9-1 + 9.2 Study guide sheet: 9-1 Study guide sheet: 9 -2 Vocab. Sheet: 9-1 Vocab. Sheet: 9-2 Chapter Revision sheet A Chapter Revision sheet B CHAPTER 10: DNA , RNA and protein synthesis Sec.10-2 : DNA Structure Make sure you know the following: Evaluate the contributions of Franklin and Wilkins in helping Watson and Crick discover DNA’s double helix structure. Describe the three parts of a nucleotide. Summarize the role of covalent and hydrogen bonds in the structure of DNA. Relate the role of the base-pairing rules to the structure of DNA. Vocabulary Nucleotide Deoxyribose Nitrogenous base Purine Pyrimidine Base-pairing rules Complementary base pair Base sequence Sec.10-3: DNA Replication Make sure you know the following: Summarize the process of DNA replication. Identify the role of enzymes in the replication of DNA. Describe how complementary base pairing guides DNA replication. Describe how errors are corrected during DNA replication. Vocabulary DNA replication Helicase Replication fork DNA polymerase Mutation Sec.10-4: Protein Synthesis Make sure you know the following: Outline the flow of genetic information in cells from DNA to protein. Compare the structure of RNA with that of DNA. Summarize the process of transcription. Describe the importance of the genetic code. Compare the role of mRNA, rRNA, and tRNA in translation. Vocabulary Ribonucleic acid (RNA) Transcription Translation Ribose Messenger RNA (mRNA) FIGURES 10-5, 10-6, 10-7, 10-8, 10-10. Ribosomal RNA (rRNA) Transfer RNA (tRNA) RNA polymerase Promoter Termination signal Genetic code Codon Anticodon Genome. HANDOUTS Study Guide Sheet: 10.2 Study Guide Sheet: 10.3 Study Guide Sheet 10.4 Chapter Revision sheet A Chapter Revision sheet B Classwork sheet 10.2 Classwork sheet 10.3 Classwork sheet 10.4 CHAPTER 12: Inheritance patterns and human genetics 12.1: Chromosomes and Inheritance Make sure you know the following: Distinguish between sex chromosomes and autosomes. Explain the role of sex chromosomes in sex determination. Describe how an X- or Y-linked gene affects the inheritance of traits. Explain the effect of crossing-over on the inheritance of genes in linkage groups. Distinguish between chromosome mutations and gene mutations. Vocabulary Sex chromosome Autosome Sex-linked trait Linked gene Chromosome map Map unit Germ-cell Mutation Somatic-cell mutation Lethal mutation Deletion Inversion Translocation Nondisjunction Point mutation Substitution Frameshift mutation Insertion mutation 12.2: Human Genetics Make sure you know the following: Analyze pedigrees to determine how genetic traits and genetic disorders are inherited. Summarize the different patterns of inheritance seen in genetic traits and genetic disorders. Explain the inheritance of ABO blood groups. Compare sex-linked traits with sex -influenced traits. Explain how geneticists can detect and treat genetic disorders. Vocabulary Pedigree Carrier Genetic disorder Polygenic Multiple allele Sex-influenced trait Huntington’s disease Amniocentesis Chorionic villi Sampling genetic counseling Colorblindness Down syndrome TABLES 12-1, 12-3 FIGURES 12-2, 12-3, 12-5, 12-6, 12-7, 12-8, 12-9 HANDOUTS Study Guide sheet: 12-1 Study guide 12 – 2 Classwork sheet 12,1 Classwork sheet 12.2 Duchenne muscular dystrophy Genetic marker Hemophilia Monosomy Phenylketonuria Chapter Revision sheet A Chapter Revision sheet B CHAPTER 15: Evolution Sec.15-1 : History of evolution Make sure you know the following: Define the biological process of evolution. Summarize the history of scientific ideas about evolution. Describe Charles Darwin’s contributions to scientific thinking about evolution. Analyze the reasoning in Darwin’s theory of evolution by natural selection. Relate the concepts of adaptation and fitness to the theory of natural selection. Vocabulary Evolution Strata Natural selection Adaptation Fitness Sec.15-2 : Evidence of evolution Make sure you know the following: Relate several inferences about the history of life that are supported by evidence from fossils and rocks. Explain how biogeography provides evidence that species evolve adaptations to their environments. Explain how the anatomy and development of organisms provide evidence of shared ancestry. Compare the use of biological molecules with other types of analysis of evolutionary relationships. Describe the ongoing development of evolutionary theory. Vocabulary Fossil Superposition Relative age Absolute age Biogeography Homologous structure Sec.15-3 : Evolution in action Objectives Describe how convergent evolution can result among different species. Explain how divergent evolution can lead to species diversity. Compare artificial selection and natural selection. Explain how organisms can undergo coevolution. Vocabulary Convergent evolution Divergent evolution Adaptive radiation Artificial selection Coevolution FIGURES 15.4 - 15.6 – 15.12 HANDOUTS Study guide sheet: 15-1 Study guide sheet: 15-2 Study guide sheet: 15-3 Chapter Revision sheet A Chapter Revision sheet B Classwork sheet 15.1 Classwork sheet 15.2 Classwork sheet 15.3 Analogous structure Vestigial structure Phylogeny