PPT-Bacteria & Viruses DO NOW:

What are the characteristics of viruses Bacteria What kingdom do each of these belong Are they living Why or why not What do you already know What are the differences between viruses and bacteria. Chapter 11 . Standard Course of Study. 6.03: Compare the life functions of protists.. 7.01: Compare and contrast microbes.. Students will be able to explain the differences between protists, bacteria, . Introduction. What do we know about? . Size?. (. animace. ) . Invisible with naked eye. Structure?. Cells (bacteria, fungi, protozoa). Acellular. particles (viruses). Where are microbes found?. Everywhere: . 2012. Mrs. Erickson. Science Benchmark. Microorganisms. . are those . living. things that are . visible. as individual organisms only with the . aid of magnification. . Microorganisms are components of . Bacterial Infections. Colonization by harmful bacteria. Using the body as resources to grow and reproduce. Battled by the immune system. Different numbers of bacteria needed to overwhelm the immune system and cause infection. Viruses . A nonliving (?) particle made of proteins, nucleic acids, and sometimes lipids (fats). Viruses only reproduce by infecting living cells. Most viruses can only be seen with an electron microscope. 21.4 Prokaryotes—Enduring, . Abundant, and Diverse. Prokaryotes. Structurally simple cells that lack a nucleus. Evolved before eukaryotes . Abundance and Metabolic Diversity. Prokaryotes are Earth’s most abundant organisms. EQ: Why are viruses considered to be non-
living?. Characteristics:. *Nonliving particles made of . nucleic acid. and a . protein coat . enlosed in a . capsid. shell... *In order to reproduce, all viruses must have a . How they affect us!. What are Viruses. A virus is a tiny, non-cellular, . non-living. particle that enters and then . reproduces inside a living cell. .. All viruses have . two basic parts. : . A . protein coat . -It’s not a plant or an animal.. -It’s not a fungi, protist, or bacteria.. WHAT IS A VIRUS?. A virus is an . infectious. agent made up of . nucleic. acid (. DNA. or . RNA. ) wrapped in a . protein. What are the characteristics of viruses? Bacteria? What kingdom do each of these belong? Are they living? Why or why not. ?. What do you already know?. What are the differences between viruses and bacteria?. VIRUS. IN . YOUR . NOSE. Look out, you’re surrounded! Bacteria and viruses are all around us….. Examples:. Bacteria Used in Food Making. Bacteria used in Digestion (. E. coli. ). Some bacteria cause disease (pathogenic). -It’s not a plant or an animal.. -It’s not a fungi, protist, or bacteria.. WHAT IS A VIRUS?. A virus is an . infectious. agent made up of . nucleic. acid (. DNA. or . RNA. ) wrapped in a . protein. . . The process of transfer of virus into host is referred as . TRANSMISSION. and this is an important step in the life cycle of viruses.. Person to person infections are said to be . HORIZONTAL. . As a group discuss for 1 minute. Be able to defend your answer for the class!. Are . VIRUSES. alive?. Growth and Development. Reproduce. Change Over Time. Obtain and Use Energy. Maintain Homeostasis.