front 1 use of chemical agents to harm or kill microbes is called? | back 1 Chemotherapy |
front 2 the first disease shown to be bacterial in origin | back 2 Anthrax |
front 3 experiments conducted by John T. Needham using infusions…….which theory he supported? | back 3 Spontaneous Generation |
front 4 following bacterial cell structures plays an important role in the creation of biofilms? | back 4 Flagella |
front 5 Cholesterols are typically found in ________? | back 5 Eukaryotic cytoplasmic membrane |
front 6 Lysosomes result from the endocytosis of food particles by eukaryotic cells. True or false | back 6 False |
front 7 Carbolfuchsin is a dye used in….what kind of stains? | back 7 Both the acid fast and flagellar |
front 8 The kingdoms included in the Linnaeus system of classification are? | back 8 Animal and plant |
front 9 The function of a mordant in staining | back 9 ~Fix the specimen to the slide ~ Intensifying stains in cell or tissue preparations |
front 10 In Gram staining, ethanol-acetone is used... | back 10 Decolorizing agent |
front 11 A single basic dye is used in simple stains. True or false | back 11 True |
front 12 Anabolic reactions may be characterized as | back 12 Forming large molecules from smaller molecules |
front 13 An organic compound gains an electron from another molecule. The organic compound…? | back 13 Has been reduced |
front 14 The molecule that an enzyme acts upon is known as its.. | back 14 Substrate |
front 15 Which of the following statements concerning enzymes is FALSE… a. They are usually, but not always, proteins. | back 15 E. They always function best at 37C |
front 16 Following statements concerning glycolysis is TRUE? A) It produces ATP by oxidative phosphorylation. | back 16 C) It both requires the input of ATP and produces ATP. |
front 17 Many vitamins are important for the enzymes because ……? | back 17 Coenzymes |
front 18 What is the final product in glycolysis… | back 18 two pyruvate (pyruvic acid) molecules |
front 19 As the concentration of substrate increases, the activity of the enzyme decreases. | back 19 False |
front 20 A fastidious organism might be grown on which of the following types of media | back 20 Enriched media |
front 21 MacConkey agar plates represent? What kind of medium? | back 21 Both a differential and selective |
front 22 A microorganism found living under conditions of high ________ is a barophile | back 22 Hydrostatic pressure |
front 23 Photoheterotrophs use carbon dioxide as their sole carbon source.. True or False | back 23 False |
front 24 Following statements is true of bacterial plasmids A) They are found in the nucleoid. | back 24 E) They are small circular DNA molecules that can replicate autonomously. |
front 25 Following is involved in translation | back 25 ~mRna ~tRna ~rRna |
front 26 Semiconservative DNA replication means that | back 26 Every double helix in the new generation of an organism consists of one complete “old” strand and one complete “new” strand wrapped around each other |
front 27 Which are frameshift mutations…. | back 27 Insertion mutations and deletion mutations |
front 28 Frederick Griffith discovered…What ? | back 28 was the first to reveal the “transforming principle,” which led to the discovery that DNA acts as the carrier of genetic information. |
front 29 The term "semiconservative replication" means that both strands of a DNA molecule are a mix of newly replicated and original template DNA... True or False | back 29 False |
front 30 The phenotype of an organism reflects only part of its genotype….true or false | back 30 True |
front 31 Use of microorganisms to produce useful products is known as | back 31 Biotechnology |
front 32 Mutagens are useful in biotechnology research for | back 32 Producing organisms with altered phenotypes |
front 33 What is the function of the high temperature step in PCR (polymerase chain reaction)? | back 33 Break hydrogen bonds for strand separation |
front 34 Gene therapy. | back 34 A medical approach that treats or prevents disease by correcting the underlying genetic problem; Altering the genes inside your body's cells in an effort to treat or stop disease. |
front 35 The microbes residing on human skin are part of the human microbiome... True or False | back 35 True |
front 36 Endospores | back 36 ~Produced by Gram-positive bacteria Bacillus and Clostridium ~Are stable resting stages that barely metabolize ~Can be difficult to destroy. Several species of bacteria produce toxins that cause disease. |
front 37 Mycoplasmas are pleomorphic because | back 37 They have no cell walls |
front 38 anaerobic Clostridium species are troublesome pathogens largely because of their capacity for | back 38 Endospore production |
front 39 Mycobacterium includes species responsible for | back 39 Tuberculosis |
front 40 The fusion of two gametes produces a…???? | back 40 Zygote |
front 41 Merozoites are a result of | back 41 Schizogony |
front 42 Sexual reproduction in multicellular Ascomycota leads to the production of..What ? | back 42 Asci |
front 43 Hyphae are associated with which of the following | back 43 Mold |
front 44 Lichens are composed of a symbiosis of fungi and which of the following | back 44 Alga or cyanobacteria |
front 45 Fertilized chicken eggs are used to culture some vaccine strains. | back 45 True |
front 46 In what ways do viruses differ from other pathogens? | back 46 ~Viruses lack cytoplasm and organelles. ~Viruses lack genetic material. ~Viruses are composed of both protein and lipid. |
front 47 A(n) ________ is a virus that infects bacterial cells. | back 47 Bacteriophages |
front 48 Host specificity of a virus is due to | back 48 Interactions between viral and cellular surface molecules |
front 49 How are prions different from all other known infectious agents? | back 49 They lack nucleic acid |
front 50 What is a virion? | back 50 ~Complete virus particles and include a nucleic acid, a capsid, and in some cases an envelope ~an extracellular virus consisting of a protein coat (capsid) a nucleic acid core, either DNA or RNA, together known as a nucleocapsid called an envelope. |