NASHUA COMMUNITY COLLEGE COURSE OUTLINE FORM Course Title: Biology in Focus I Course Prefix & Lecture Hours: 3 Lab Hours: 3 No.:SCIN101 Department: Science, Engineering Technology Program: Life Science and Chemistry Credit Hours: 4 Prerequisites/ Co-requisites: (Explain the need for a prerequisite or a corequisite) See Appendix 3. Required Accuplacer Score: : Reading 60; Sentence Skill 55; Math 43 Entrance Skills: “Without the following skills, competencies and/or knowledge, students entering this course will be highly unlikely to succeed” Include reading, writing and computational skills as well as computer skills. Prior discipline knowledge should also be considered. Basic math skills, reading, and writing skills will be required. Catalog Description: Describe the course in a clear and succinct manner. Include the overall purpose of the course as well as the requirements. Explain how the course does or does not contribute to degree requirements. Developmental and ESL courses do not count towards degree requirements. Scientific study of living things: their fundamental processes; their unity and diversity and connections to everyday lives. Areas of inquiry include cellular organization, metabolism and respiration, photosynthesis, genetics from classic Mendelism to current bio technologies. Laboratory exercises support lecture topics and are designed to develop scientific inquiry and critical thinking. Fulfills GE and Pre-Health Science requirements. . . Course Competencies: Instructors will identify what is expected of students by developing learning competencies. Performance competencies focus on outcomes, results and learning. Objectives are preceded by the statement: “Students will be able to:” There are not set number of objectives that are required. It is suggested that instructors use Bloom’s Taxonomy to structure a sequential approach to learning outcomes ranging from knowledge to critical thinking levels. See Appendix 1. Competency (Knowledge and Skills) Critical Thinking Skills Students will be able to: Describe seven properties common to all life. Describe the levels of biological organization from molecules to the biosphere, noting the interrelationships between levels. Explain how DNA encodes a cell’s information. Compare the three domains of life. Distinguish between the three multicellular kingdoms within Eukarya. Describe the process and products of natural selection. Explain why individuals cannot evolve. Distinguish between quantitative and qualitative data. Compare the definitions and use of inductive and deductive reasoning in scientific investigations. Distinguish between a scientific theory and a hypothesis. Describe the structure of a controlled experiment and give an example. Compare the goals of science and technology. Explain why an understanding of science is essential to our lives. Explain how evolution impacts the lives of all humans. Elements, Atoms, and Compounds Define matter, an element, a compound, and a trace element. Distinguish between the size, location, and properties of protons, electrons, and Analyze, criticize, examine, experiment, question, compose, design, formulate, write, conclude, explain, predict, summarize Breakdown, distinguish, relate, explain, choose, describe, evaluate. neutron Define the atomic number and mass number of an atom. Define an isotope and explain what makes some isotopes radioactive. Describe the uses and dangers of radioactive isotopes. Explain how the electron configuration of an atom influences its chemical behavior. Distinguish between covalent bonds, nonpolar polar covalent bonds, polar covalent bonds, hydrogen bonds, and ionic bonds, noting their relative strengths and how and where they form. Explain the significance of chemical reactions. Water’s Life-Supporting Properties Describe the special properties of water that make it vital to living systems. Explain how these properties are related to hydrogen bonding. Explain how acids and bases directly or indirectly affect the hydrogen ion concentration of a solution. Explain the basis of the pH scale. Explain how buffers function. Introduction to Organic Compounds Define organic compounds, hydrocarbons, a carbon skeleton, and an isomer. Describe the properties of and distinguish between the six chemical groups important in the chemistry of life. List the four main classes of macromolecules important to life. Explain the relationship between monomers and polymers. Compare the processes of dehydration synthesis and hydrolysis. Describe the structures, functions, properties, and types of carbohydrate molecules common in the human diet. Describe the structures, functions, Analyze, compare, contrast, diagram, explain, relate, write, justify properties, and types of lipid molecules. Describe the structures, functions, properties, and types of proteins. Explain how a protein’s shape determines its functions. Compare the structures and functions of DNA and RNA, noting similarities and differences. Introduction to the Cell Illustrate, model, diagram, explain, compare, contrast, describe Compare the designs of and images produced by a light microscope, a scanning electron microscope, and a transmission electron microscope. Distinguish between magnification and resolving power. Describe the two parts of cell theory. Explain why there are upper and lower limits to cell size. Describe the hydrophobic and hydrophilic components of a plasma membrane and relate these regions to the functions of the plasma membrane. Distinguish between the structures of prokaryotic and eukaryotic cells. Explain why compartmentalization is important in eukaryotic cells. Compare the structures of plant and animal cells. Note the function of each cell part. Describe the structures and functions of the four compartments of eukaryotic cells. The Nucleus and Ribosomes Describe the structure and functions of the nucleus and nucleolus. Explain how DNA is packaged inside of the nucleus. Describe the functions of ribosomes. Explain why some ribosomes are free in the fluid of the cytoplasm while others are bound to the endoplasmic reticulum or nuclear envelope. Describe the structures and functions of the components of the endomembrane system, including smooth and rough endoplasmic reticulum, Golgi apparatus, lysosomes, vacuoles, and peroxisomes. Compare the structures and functions of chloroplasts and mitochondria. Describe the evidence that suggests that mitochondria and chloroplasts evolved by endosymbiosis. Compare the structures and functions of microfilaments, intermediate filaments, and microtubules. Relate the structure of cilia and flagella to their functions. Relate the structure of the extracellular matrix to its functions. Compare the structures and functions of tight junctions, anchoring junctions, and gap junctions. Relate the structures of plant cell walls and plasmodesmata to their functions. Describe the four functional categories of organelles in eukaryotic cells. Describe the fundamental features of all organisms. Membrane Structure and Function Illustrate, model, diagram, explain, compare, contrast, describe Describe the fluid mosaic structure of cell membranes. Describe the diverse functions of membrane proteins. Relate the structure of phospholipid molecules to the structure and properties of cell membranes. Explain how the properties of phospholipids spontaneously form membranes. Define diffusion and describe the process of passive transport. Explain how osmosis can be defined as the diffusion of water across a membrane. Distinguish between hypertonic, hypotonic, and isotonic solutions. Explain how animal and plants cells change when placed into hypertonic or hypotonic solutions. Explain how transport proteins facilitate diffusion. Compare the processes of facilitated diffusion and active transport. Distinguish between exocytosis, endocytosis, phagocytosis, pinocytosis, and receptor-mediated endocytosis. Energy and the Cell Define and compare kinetic energy, potential energy, chemical energy, and heat. Define the first and second laws of thermodynamics. Explain how these laws of thermodynamics relate to energy use in a cell. Define and compare endergonic and exergonic reactions. Explain how cells use cellular respiration and energy coupling to survive. Describe the three main types of cellular work. Explain how ATP functions as an energy shuttle. How Enzymes Function Define activation energy and explain how enzymes speed up chemical reactions. Describe the structure of an enzymesubstrate interaction. Explain how the cellular environment affects enzyme activity. Explain how competitive and noncompetitive inhibitors alter an enzyme’s activity. Describe the process of feedback inhibition. Explain how certain drugs, pesticides, and poisons can affect enzymes. Cellular Respiration: Aerobic Harvesting of Energy Compare the processes and locations of cellular respiration and photosynthesis. Explain why it is accurate to say that life on Earth is solar-powered. Explain how breathing and cellular respiration are related. Provide the overall chemical equation Diagram, examine, question, point out, explain, conclude, estimate, plan, predict, summarize, synthesize, support for cellular respiration. Explain how the energy in a glucose molecule is released during cellular respiration. Explain how redox reactions are used in cellular respiration. Describe the general roles of dehydrogenase, NADH, and the electron transport chain in cellular respiration. Stages of Cellular Respiration List the cellular regions where glycolysis, the citric acid cycle, and oxidative phosphorylation occur. Note whether substrate-level phosphorylation or chemiosmosis occur at each of these sites. Compare the reactants, products, and energy yield of the three stages of cellular respiration. Fermentation: Anaerobic Harvesting of Energy Compare the reactants, products, and energy yield of alcohol and lactic acid fermentation. Distinguish between strict anaerobes and facultative anaerobes. Describe the evolutionary history of glycolysis. Explain how carbohydrates, fats, and proteins are used as fuel for cellular respiration. Explain why a gram of fat yields more ATP than a gram of starch or protein. Explain how nutrients are used in biosynthesis. Explain, analyze, plan, predict, generate, Define autotrophs, heterotrophs, analyze, conclude, defend, describe, create producers, and photoautotrophs. Describe the structure of chloroplasts and their location in a leaf. Identify specifically where most light energy is converted to chemical energy. Explain how plants produce oxygen. Describe the experiments that revealed the source of the oxygen produced during photosynthesis. Describe the role of redox reactions in photosynthesis and cellular respiration. Compare the reactants and products of the light reactions and the Calvin cycle. Explain how photosynthesis relates to these reactions. Explain how photosystems capture solar energy. Explain how the electron transport chain and chemiosmosis generate ATP, NADPH, and oxygen in the light reactions. Compare photophosphorylation and oxidative phosphorylation. Describe the reactants and products of the Calvin cycle. Explain why this cycle is dependent upon the light reactions. Compare the mechanisms that C3, C4, and CAM plants use to obtain and use carbon dioxide. Note examples of plants that use each of these systems. Describe the greenhouse effect. Explain how deforestation and the use of fossil fuels contribute to global warming. Explain how the ozone layer forms, how human activities have damaged it, and the consequences of the destruction of the ozone layer. Compare the parent-offspring relationship in asexual and sexual reproduction. Explain why cell division is essential for prokaryotic and eukaryotic life. Explain how daughter prokaryotic chromosomes are separated from each other during binary fission. Compare the structure of prokaryotic and eukaryotic chromosomes. Describe the stages of the cell cycle. Identify when DNA is replicated, chromosomes are sorted, and two new cells are formed. List the phases of mitosis and describe the events characteristic of each phase. Recognize the phases of mitosis from diagrams and micrographs. Diagram, arrange, assemble, predict, diagram, differentiate, compare, contrast, model, question, conclude, analyze Compare cytokinesis in animal and plant cells. Explain how anchorage, cell density, and chemical growth factors control cell division. Explain how cancerous cells are different from healthy cells. Distinguish between benign and malignant tumors, and explain the strategies behind some common cancer treatments. Describe the functions of mitosis. Explain how chromosomes are paired. Distinguish between autosomes and sex chromosomes. Distinguish between somatic cells and gametes and between diploid cells and haploid cells. Explain why sexual reproduction requires meiosis. List the phases of meiosis I and meiosis II and describe the events characteristic of each phase. Recognize the phases of meiosis from diagrams and micrographs. Describe the similarities and differences between mitosis and meiosis. Explain how the result of meiosis differs from the result of mitosis. Explain how independent orientation of chromosomes at metaphase I, random fertilization, and crossing over contribute to genetic variation in sexually reproducing organisms. Explain how and why karyotyping is performed. Describe the causes and symptoms of Down syndrome. Define nondisjunction, explain how it can occur, and describe what can result. Describe the consequences of abnormal numbers of sex chromosomes. Explain how new species form from errors in cell division. Describe the main types of chromosomal changes. Explain why cancer is not usually inherited. Analyze, explain, model, diagram, summarize, Describe pangenesis theory and the tell, write, predict blending hypothesis. Explain why both ideas are now rejected. Explain why Mendel’s decision to work with peas was a good choice. Define and distinguish between true-breeding organisms, hybrids, the P generation, the F1 generation, and the F2 generation. Define and distinguish between the following pairs of terms: homozygous and heterozygous; dominant allele and recessive allele; genotype and phenotype. Also, define a monohybrid cross and a Punnett square. Explain how Mendel’s law of segregation describes the inheritance of a single characteristic. Describe the genetic relationships between homologous chromosomes. Explain how Mendel’s law of independent assortment applies to a dihybrid cross. Illustrate this law with examples from Labrador retrievers and Mendel’s work with peas. Explain how a testcross is performed to determine the genotype of an or-ganism. Explain how and when the rule of multiplication and the rule of addition can be used to determine the probability of an event. Explain why Mendel was wise to use large sample sizes in his studies. Explain how family pedigrees can help determine the inheritance of many human traits. Explain how recessive and dominant disorders are inherited. Provide examples of each. Compare the health risks, advantages, and disadvantages of the following forms of fetal testing: amniocentesis, chorionic villus sampling, and ultrasound imaging. Describe the ethical dilemmas created by advances in biotechnology discussed in this chapter. Describe the inheritance patterns of incomplete dominance, multiple alleles, codominance, pleiotropy, and polygenic inheritance. Provide an example of each. Explain how the sickle-cell allele can be adaptive. Explain why human skin coloration is not sufficiently explained by polygenic inheritance. Define the chromosome theory of inheritance. Explain the chromosomal basis of the laws of segregation and independent assortment. Explain how linked genes are inherited differently from nonlinked genes. Describe T. H. Morgan’s studies of crossing over in fruit flies. Explain how crossing over produces new combinations of alleles. Explain how Sturtevant created linkage maps. Explain how sex is genetically determined in humans and the significance of the SRY gene. Compare the sex determination system in humans to those in fruit flies, grasshoppers, birds, and bees. Describe patterns of sex-linked inheritance, noting examples in fruit flies and humans. Explain why sex-linked disorders are expressed more frequently in men than in women. Explain how the Y chromosome can be used to trace human ancestry. Describe the experiments of Griffith, Hershey, and Chase, which sup-ported the idea that DNA was life’s genetic material. Compare the structures of DNA and RNA. Model, diagram, explain, analyze, support, tell, write Explain how Chargaff’s rules relate to the structure of DNA. Explain how the structure of DNA facilitates its replication. Describe the process of DNA replication. Describe the mechanisms that correct errors caused by environmental damage or errors from replication. Describe the locations, reactants, and products of transcription and translation. Explain how the “languages” of DNA and RNA are used to produce polypeptides. Explain how mRNA is produced using DNA. Explain how eukaryotic RNA is processed before leaving the nucleus. Relate the structure of tRNA to its functions in the process of translation. Describe the structure and function of ribosomes. Explain how translation begins. Describe the step-by-step process by which amino acids are added to a growing polypeptide chain. Diagram the overall process of transcription and translation. Describe the major types of mutations, causes of mutations, and potential consequences. Compare the lytic and lysogenic reproductive cycles of a phage. Compare the structures and reproductive cycles of the mumps virus and a herpesvirus. Describe three processes that contribute to the emergence of viral disease and note examples of each. Explain why RNA viruses tend to have an unusually high rate of mutation. Explain how the AIDS virus enters a host cell and reproduces. Describe the structure of viroids and prions and explain how they cause disease. Define and compare the processes of transformation, transduction, and conjugation. Describe the roles of bacterial F factors. Define a plasmid and explain why R plasmids pose serious human health problems. Plan, predict, evaluate, conclude, analyze, Describe and compare the regulatory diagram, explain, support, write mechanisms of the lac operon, trp operon, and operons using activators. Explain how selective gene expression yields a variety of cell types in multicellular eukaryotes. Explain how DNA is packaged into chromosomes. Explain how packing influences gene expression. Explain how a cat’s tortoiseshell coat pattern is formed and why this pat-tern is only seen in female cats. Explain how eukaryotic gene expression is controlled. Compare the eukaryotic gene expression mechanisms to those of prokaryotes. Describe the process and significance of alternative DNA splicing. Describe the significance of miRNA molecules. Explain how mRNA breakdown, initiation of translation, protein activation, and protein breakdown regulate gene expression. Explain how the control of gene expression in eukaryotic cells is analogous to the control of water moving through the series of pipes that carry water from a local water supply to a home or business. Describe the roles of homeotic genes in development. Explain how DNA microarrays can be used to study gene activity and treat disease. Explain how a signal transduction pathway triggers a specific response inside a target cell. Compare the cell-signaling systems of yeast and animal cells. Describe experiments that demonstrate that differentiated cells retain all of their genes. Explain how nuclear transplantation can be used to clone animals. Describe some of the practical applications of reproductive cloning. Describe the process and goals of therapeutic cloning. Explain how viruses, proto-oncogenes, and tumor-suppressor genes can each contribute to cancer. Describe factors that can increase or decrease the risks of developing cancer. Explain how plasmids are used in gene cloning. Explain how restriction enzymes are used to “cut and paste” DNA into plasmids. Explain how plasmids, phages, and BACs are used to construct genomic libraries. Explain how a cDNA library is constructed and how it is different from genomic libraries constructed using plasmids or phages. Explain how a nucleic acid probe can be used to identify a specific gene. Explain how different organisms are used to mass-produce proteins of human interest. Explain how DNA technology has helped to produce insulin, growth hormone, and vaccines. Explain how genetically modified (GM) organisms are transforming agriculture. Describe the risks posed by the creation and culturing of GM organisms and the safeguards that have been developed to minimize these risks. Describe the benefits and risks of gene Explain, plan, predict, analyze, conclude, interpret, support, set up, tell, synthesize, summarize therapy in humans. Discuss the ethical issues that these techniques present. Describe the basic steps of DNA profiling. Explain how PCR is used to amplify DNA sequences. Explain how gel electrophoresis is used to sort DNA and proteins. Explain how short tandem repeats are used in DNA profiling. Describe the diverse applications of DNA profiling. Explain how restriction fragment analysis is used to detect differences in DNA sequences. Explain why it is important to sequence the genomes of humans and other organisms. Describe the structure and possible functions of the noncoding sections of the human genome. Explain how the human genome was mapped. Compare the fields of genomics and proteomics. Describe the significance of genomics to the study of evolutionary relationships and our understanding of the special characteristics of humans. Course Outline: The course outline will provide a general overview of the content that will be included in the course as they relate to the competencies. The first column lists the general content and the second column will allow for subtopics that will be covered. Content Topic Subtopics ( a., b., etc.) Overview of Biology a. b. c. d. Themes in the study of biology Evolution, the core theme of biology The process of science Biology and everyday life The Chemical Basis of Life a. Elements, atoms, and compounds b. Chemical bonds c. Water’s life-supporting properties The Molecules of Cells a. b. c. d. e. Introduction to organic compounds Carbohydrates Lipids Proteins Nucleic Acids A Tour of the Cell a. b. c. d. e. Introduction to the cell The nucleus and ribosomes The endomembrane system Energy-converting organelles The cytoskeleton and cell surfaces The Working Cell a. Membrane structure and function b. Energy and the cell c. Enzymes How Cells Harvest Chemical Energy a. b. c. d. Cellular respiration Stages of cellular respiration Fermentation Connections between metabolic pathways Photosynthesis a. b. c. d. Overview of photosynthesis The light reactions The Calvin cycle Summary of photosynthesis The Cellular Basis of Reproduction and Inheritance a. b. c. d. Cell division and reproduction The eukaryotic cell cycle and mitosis Meiosis and crossing over Alterations of chromosome number and structure Mendel’s Laws Variations on Mendel’s Laws The chromosomal basis of inheritance Sex chromosomes and sex-linked genes Patterns of Inheritance a. b. c. d. Molecular biology of the gene a. The structure of genetic material b. DNA replication c. The flow of genetic information from DNA to RNA to Protein d. The genetics of viruses and bacteria How Genes are Controlled a. Control of gene expression b. Cloning of plants and animals c. The genetic basis of cancer DNA Technology and Genomics a. b. c. d. Gene cloning Genetically modified organisms DNA profiling Genomics Performance Evaluation: In this section please explain the different Assessment Tools that will be used to demonstrate student learning. The assessment ideally should include quantitative measures such as standardized tests, essays, locally-developed tests and if applicable, licensure exams. Qualitative measures such as portfolios of student work, written reports, oral presentations and interviews should be included as well. Formative Assessments Summative Assessments -Chapter Quizzes (in class) -Mastering Biology activities (web-based) -Lab activities (data collection, experimental design, answering questions) -Individual presentation of current research -Entrance and Exit Exam (standardized, based on national standards) -4 Unit Exams, consisting of both objective and subjective items, as well as a comprehensive final exam -A number of required laboratory reports to be written throughout the semester Method of Instruction: Examples include lecture, group discussion field trip, guest speakers, individual instruction, field observation, etc. Lectures, class discussions and debates, weekly laboratory activities, regular assessments. Instructional Facilities: List the type of classroom and any special facilities which may be required such as audiovisual, maps, lab facilities, etc. Classroom equipped with computer and projector; laboratory space Revision History: Please include the dates of past revisions and if possible person(s) responsible for the revision. Established as GESC111: October 12, 1999 (Claremont) Adopted as SC109: November, 2001 (Nashua) Outline Updated: November 2006 – Numbering, Format, Resources Outline Updated: September 2007-formatting Name Change: March 2010 Outline Update: March 2013 – change format; non-majors- change name Changes since 2006 by Dr. Costa-Nino Will this course be taught online? Yes____Nox_ If yes, please complete the Online Course Outline Form.