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1.Have out your Notecard Sticker Sheet. Lay out your notecards (definition side up) on your desk 5x4 + 3, “Antibiotic” needs to be top left card. 2.Get.

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Presentation on theme: "1.Have out your Notecard Sticker Sheet. Lay out your notecards (definition side up) on your desk 5x4 + 3, “Antibiotic” needs to be top left card. 2.Get."— Presentation transcript:

1 1.Have out your Notecard Sticker Sheet. Lay out your notecards (definition side up) on your desk 5x4 + 3, “Antibiotic” needs to be top left card. 2.Get Video HW from tray if you turned it in yesterday. Have out for Quiz. 3.LONG-write (write on notebook paper and turn in): Scientific research has led to a better understanding of how viral diseases replicate, and therefore to the discovery of new vaccines that help prevent the spread of viral diseases. How have these scientific advances most directly affected society? Answer in 75 words. – YOU HAVE 10 MINUTES ONLY!!! A2 computer HAPPY WEDNESDAY

2 Unit 8 – Viruses & Microorganisms Definitions Due Wednesday (2/10/16) All Parts Due Wednesday (2/17/16) 1.Antibiotic 2.Bacilli Shaped 3.Bacterium 4.Bacteriophage 5.Binary Fission 6.Cocci Shaped 7.Capsid 8.Conjugation 9.Gram Staining 10.Host 11.Human Immunodeficiency Virus (HIV) 12.Immunization 13.Influenza 14.Lysogenic Cycle 15.Lytic Cycle 16.Lyse 17.Microorganism 18.Parasite 19.Pathogen 20.Retrovirus 21.Spirilla Shaped 22.Vaccine 23.Virus PG 106

3 Collect Today Page 112 – Microorganisms in Society Video Guide Page 113 – Culturing Bacteria Lab Page 106 – Notecard ALL PARTS Virus Cycle Diagram Quiz Assigned Virus & Microorganisms Exam (TOMORROW) Most Missed MAKEUP Quiz – Taxonomy (Friday) Virus & Microorganisms MAKEUP Quiz – (Wednesday) Late Page 111 – Virus Cycle Comic Strip (-50%) Most Missed Quiz – Tutorial Parent Signature

4 Essential Question What effects do microorganisms have on other organisms and the environment? Standard 4C – compare the structures of viruses to cells, describe viral reproduction, and describe the role of viruses in causing diseases such as human immunodeficiency virus (HIV) and influenza. 11C – summarize the role of microorganisms in both maintaining and disrupting the health of both organisms and ecosystems.

5 Virus Cycle Diagram Quiz - # the back side of the page 13-17 and write only the answer. (10 minutes)

6 Virus and Microorganisms Review Number your paper 1-20. Work with a partner to answer the questions.

7 1. What process is illustrated in the diagram? Lytic Cycle

8 2. Bluetongue virus causes severe disease in sheep and cattle. High levels of infection in livestock populations can threaten the livestock industry. Which of the following statements best describes how a bluetongue virus particle reproduces in its sheep or cattle host? A. The virus immediately kills the animal and then escapes to reproduce. B. The virus makes spores that are shed on the ground with the animal’s wastes. C. The virus uses the animal’s cellular machinery to reproduce inside the animal. D. The virus releases eggs into the nutrient-rich environment of the animal’s digestive tract.

9 3. Describe a difference between how viruses reproduce and how cells reproduce. Virus depends on a host cell, cells can reproduce asexually and sexually

10 4A. Label the following pictures as cells or viruses. Virus

11 4B. Label the following pictures as cells or viruses. Cell

12 4C. Label the following pictures as cells or viruses. Cell

13 4D. Label the following pictures as cells or viruses. Virus

14 5. A tomato plant in a greenhouse was found to be infected with tobacco mosaic virus. A few weeks later, nearby plants were also found to be infected with the virus. Which of the following best describes how the virus reproduced? A. The virus made its own spores. B. The virus produced seeds in the tomatoes. C. The virus used the host plant’s resources and machinery to reproduce. D. The virus immediately killed the host plant and was free to reproduce.

15 6. Is the population pictured above of a bacterial or viral population? Bacterial because it states that it has antibiotic resistance

16 7. One student in a class becomes sick with a fever and cough. Two days later, three other students in the same class become sick with the same symptoms. This is evidence that the illness is most likely caused by — A. cold weather B. a pathogen C. a genetic mutation D. nutritional deficiencies

17 8. Viruses are able to infect cells because they share a common genetic code and are able to use host cell enzymes to carry out protein synthesis. There are some structures which are unique to viruses and not found in cells. These include: I. Protein capsid II. Nucleic acids III. Cell wall A I only B II only C I and II only D II and III only

18 9. Which viral reproduction cycle is pictured above? Lysogenic

19 10. T/F Viral nucleic acid replicates independently of the host cell chromosome in the Lysogenic cycle. False, they replicate together during the INTEGRATION phase of the lysogenic cycle

20 11. A photograph of a virus is shown below. The projections on the surface of this virus allow the virus to… Glycoprotein spike allow the virus to attach to the surface of cells

21 12. Cold sores are caused by the herpes simplex virus type 1. A company that wants to develop antiviral drugs would ask a research immunologist to study — A. the mechanism used by the virus to infect cells B. how closely related the virus is to cold viruses C. the metabolism of the virus D. meiosis in the virus

22 13. Viruses and cells are different in many ways. In which of these ways are viruses and cells most similar? Composition of outer covering Stages of life cycle Composition of genetic material Stages of reproduction

23 14. Scientists are designing new medicines to fight infectious diseases caused by viruses. One of the most effective ways these medicines could limit the spread of the virus within the body would be to — A) prevent viruses from dividing B) burst cells infected with viruses C) stop viruses from attaching to cells D) make it easier for viruses to leave cells

24 15A. A retrovirus gets its name from the fact that when it infects a cell, a retrovirus uses ______ to produce _______. Which is the _______ of how transcription works. RNA DNAREVERSE

25 15B. _______is the most infamous retrovirus, and there is no cure. ______ works as a medicine to block this enzyme, _________________ _______________ from working. HIV AZT REVERSE TRANSCRIPTASE

26 16. Identify the biomolecules LIPID

27 17. Identify the biomolecules PROTEIN

28 18. Identify the biomolecules CARBOHYDRATE

29 19. Identify the biomolecules NUCLEIC ACID

30 20. Which biomolecule makes up the structure of a capsid? A D B C


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