Bacteria
... • Bacteria living inside the roots of plants, such as alfalfa, take up nitrogen gas from the air and convert it into a form the plant can use (nitrates) • A few bacteria produce antibiotic drugs, such as streptomycin and nocardicin. • Bacteria used in the food industry convert milk to buttermil ...
... • Bacteria living inside the roots of plants, such as alfalfa, take up nitrogen gas from the air and convert it into a form the plant can use (nitrates) • A few bacteria produce antibiotic drugs, such as streptomycin and nocardicin. • Bacteria used in the food industry convert milk to buttermil ...
Chapter 14
... The chapter introduces Kingdom Bacteria with an overview of its features, and describes the luminescent bacteria associated with flashlight fish as an introduction to bacteria. A brief investigation of the abundance and features of bacteria and their reproduction is followed by a discussion of the K ...
... The chapter introduces Kingdom Bacteria with an overview of its features, and describes the luminescent bacteria associated with flashlight fish as an introduction to bacteria. A brief investigation of the abundance and features of bacteria and their reproduction is followed by a discussion of the K ...
Infection Control Study Guide
... Cocci is round shape Bacilli is rod-shaped Streptococci is pus forming and causes strep throat and blood poisoning Spirilla has a corkscrew shape or spiral shape In California in 2000 in the pedicure salons there was an infection in over a 100 salons called Mycobacterium Fortuitum Furunculosis Cocci ...
... Cocci is round shape Bacilli is rod-shaped Streptococci is pus forming and causes strep throat and blood poisoning Spirilla has a corkscrew shape or spiral shape In California in 2000 in the pedicure salons there was an infection in over a 100 salons called Mycobacterium Fortuitum Furunculosis Cocci ...
Hypothesis - can UV produced by intracellular
... carriers. Furthermore, their survival within professional phagocytic cells might lead to dissemination within the host. M . fevmentans has been implicated in human diseases affecting diverse body tissues. We have obtained electron micrographs of M . fermentans (PG18) with human polymorphonuclear leu ...
... carriers. Furthermore, their survival within professional phagocytic cells might lead to dissemination within the host. M . fevmentans has been implicated in human diseases affecting diverse body tissues. We have obtained electron micrographs of M . fermentans (PG18) with human polymorphonuclear leu ...
Slide 1
... complex. When secreted they combine to form a ring with a hole in the middle, within the membrane of target cells. This causes the contents of the cell to leak out and the cell to die. ...
... complex. When secreted they combine to form a ring with a hole in the middle, within the membrane of target cells. This causes the contents of the cell to leak out and the cell to die. ...
Aggregatibacter actinomycetemcomitans
... http://www.nidcr.nih.gov/NR/rdonlyres/32A31 0FA-73E8-4201-B9E4311405F5A4C4/0/Aa.jpg ...
... http://www.nidcr.nih.gov/NR/rdonlyres/32A31 0FA-73E8-4201-B9E4311405F5A4C4/0/Aa.jpg ...
Option F
... A caspid is the protein shell of a virus. Some viruses have enveloped caspids, protein shells that are covered in a lipid membrane known as the viral envelope, while others have naked caspids which do not have the envelope. Some viruses (DNA Viruses) replicate by inserting their own genetic sequence ...
... A caspid is the protein shell of a virus. Some viruses have enveloped caspids, protein shells that are covered in a lipid membrane known as the viral envelope, while others have naked caspids which do not have the envelope. Some viruses (DNA Viruses) replicate by inserting their own genetic sequence ...
02 Classification and Morphology of Microorganisms
... • Short, hair-like structures on the surfaces of procaryotic cells • Proteinaceuse filaments (~20 nm in diameter) • Very common in Gram-negative bacteria ...
... • Short, hair-like structures on the surfaces of procaryotic cells • Proteinaceuse filaments (~20 nm in diameter) • Very common in Gram-negative bacteria ...
Microbiology Notes: Causes of Disease
... Bacteria reproduce through binary fission, a form of asexual reproduction. Under optimal conditions, bacteria can grow and divide extremely rapidly, and bacterial populations can double very quickly. ...
... Bacteria reproduce through binary fission, a form of asexual reproduction. Under optimal conditions, bacteria can grow and divide extremely rapidly, and bacterial populations can double very quickly. ...
What barriers exist to prevent infection by viruses/bacteria/other
... Antibiotics used to kill the bacteria can initially cause the patient’s condition to worsen as the antibiotics cause the destruction of the bacteria which in turn releases large amounts of endotoxin. Exotoxins are produced within the cell and secreted by bacteria. They are often named for the target ...
... Antibiotics used to kill the bacteria can initially cause the patient’s condition to worsen as the antibiotics cause the destruction of the bacteria which in turn releases large amounts of endotoxin. Exotoxins are produced within the cell and secreted by bacteria. They are often named for the target ...
Chapter 6 Microbial Growth
... • Selective medium – prevents the growth of some bacteria – allows the growth of certain other bacteria • Used to isolate identify bacteria • Sabouraud dextrose agar – selective for fungi – pH 5.6 • Differential medium- one group from another • Blood agar – hemolytic bacteria – clearing of RBCs aro ...
... • Selective medium – prevents the growth of some bacteria – allows the growth of certain other bacteria • Used to isolate identify bacteria • Sabouraud dextrose agar – selective for fungi – pH 5.6 • Differential medium- one group from another • Blood agar – hemolytic bacteria – clearing of RBCs aro ...
What is microbiology? What are microbes? What is a bacteriophage
... has a membrane-bound nucleus ...
... has a membrane-bound nucleus ...
Midterm exam #1 of BIO3124 : General Microbiology Name : Student
... 14. Which bacterial group has the greatest number of species which are pathogenic to humans? a. The proteobacteria. b. The cyanobacteria. c. The bacteroids. d. The hyperthermophiles. 15. A antibiotic that inhibits the synthesis of diaminopimelic acid would be effective against which of the following ...
... 14. Which bacterial group has the greatest number of species which are pathogenic to humans? a. The proteobacteria. b. The cyanobacteria. c. The bacteroids. d. The hyperthermophiles. 15. A antibiotic that inhibits the synthesis of diaminopimelic acid would be effective against which of the following ...
Family Enterobacteriaceae
... Escherichia coli (commonly abbreviated E. coli) is a Gram-negative, rod-shaped bacterium that is commonly found in the lower intestine of warm-blooded organisms (endotherms). Most E. coli strains are harmless, but some serotypes can cause serious food poisoning in humans, and are occasionally respon ...
... Escherichia coli (commonly abbreviated E. coli) is a Gram-negative, rod-shaped bacterium that is commonly found in the lower intestine of warm-blooded organisms (endotherms). Most E. coli strains are harmless, but some serotypes can cause serious food poisoning in humans, and are occasionally respon ...
Sterilization & Disinfection
... - Osmosis: Movement of solvent (e.g. water) • Crenation (shrink): RBC loss water • Plasmolysis: Bacterial cell membrane and cytoplasm shrink from cell wall • Opposite: Swell (RBC) Plasmoptysis (Bacteria) ...
... - Osmosis: Movement of solvent (e.g. water) • Crenation (shrink): RBC loss water • Plasmolysis: Bacterial cell membrane and cytoplasm shrink from cell wall • Opposite: Swell (RBC) Plasmoptysis (Bacteria) ...
Mycoplasma - Mycoplasma are the smallest prokaryotes capable of
... - Completely resistant to penicillin and cephalosporin and vancomycin - Sterol containing cell membrane (differ from other bacteria) - It has a high content of sterols to prevent osmotic lysis. - Part of normal flora of human genital tract or oral cavity of healthy adults - fastidious - Grow on medi ...
... - Completely resistant to penicillin and cephalosporin and vancomycin - Sterol containing cell membrane (differ from other bacteria) - It has a high content of sterols to prevent osmotic lysis. - Part of normal flora of human genital tract or oral cavity of healthy adults - fastidious - Grow on medi ...
Horizontal Gene Transfer - Oxford Academic
... Antibiotic use in human medicine and agriculture continually selects for resistant bacteria [2, 6]. For example, tetracycline and lactams commonly fed to animals provide a selective environment for tetracycline and methicillin resistance. Genes conferring resistance to these antibiotics have horizo ...
... Antibiotic use in human medicine and agriculture continually selects for resistant bacteria [2, 6]. For example, tetracycline and lactams commonly fed to animals provide a selective environment for tetracycline and methicillin resistance. Genes conferring resistance to these antibiotics have horizo ...
practice: identifying variables - Dr. Vernon-
... An investigator spills dye on a culture plate and notices that the bacteria live despite exposure to sunlight. He decides to test if the dye is protective against ultraviolet light. He exposes one group of culture plates containing bacteria and dye and another group containing only bacteria to UV li ...
... An investigator spills dye on a culture plate and notices that the bacteria live despite exposure to sunlight. He decides to test if the dye is protective against ultraviolet light. He exposes one group of culture plates containing bacteria and dye and another group containing only bacteria to UV li ...
Lecture 1 Introduction, History and Microscopy
... microbial ecology and clinical microbiology. • Although species of Bacteria and Archaea share a prokaryotic cell structure, they differ dramatically in their evolutionary history. ...
... microbial ecology and clinical microbiology. • Although species of Bacteria and Archaea share a prokaryotic cell structure, they differ dramatically in their evolutionary history. ...
Microbial evolution and phylogeny
... Life has evolved out of multiple ancestoral cells. Some have prevailed to become ancestors of Bacteria, Archaea and Eukarya. Horizontal gene transfer • between organisms (even from different domains) might have played an important role evolution. ...
... Life has evolved out of multiple ancestoral cells. Some have prevailed to become ancestors of Bacteria, Archaea and Eukarya. Horizontal gene transfer • between organisms (even from different domains) might have played an important role evolution. ...
A2_Examples of Evolution
... Some bacteria species can go through thousands of generations in a single year. • Bacterial populations are also very high in numbers and are quite genetically variable. Mutations are the primary source of genetic variation. Mutations (accidents in DNA replication) are rare events. In bacteria, a mu ...
... Some bacteria species can go through thousands of generations in a single year. • Bacterial populations are also very high in numbers and are quite genetically variable. Mutations are the primary source of genetic variation. Mutations (accidents in DNA replication) are rare events. In bacteria, a mu ...
Bacteria Notes
... D. Ways Bacteria Cause Disease: 1. Produce exotoxins (toxins made of protein and produced by Gram-positive bacteria). 2. Produce endotoxins (toxins made of carbohydrates and lipids and produced by Gram-negative bacteria; released when bacteria die). 3. Destroy body tissues by secreting digestive en ...
... D. Ways Bacteria Cause Disease: 1. Produce exotoxins (toxins made of protein and produced by Gram-positive bacteria). 2. Produce endotoxins (toxins made of carbohydrates and lipids and produced by Gram-negative bacteria; released when bacteria die). 3. Destroy body tissues by secreting digestive en ...
المحاضرة الثالثة عشر Thirteenth lecture
... living organisms (host )العائلand cause harm to the host. Saprophytic bacteria: bacteria obtain their food from dead organic matter. Mutualism: a relationship between individuals of different species in which both individuals benefit. Commensalism: a relationship between individuals of diff ...
... living organisms (host )العائلand cause harm to the host. Saprophytic bacteria: bacteria obtain their food from dead organic matter. Mutualism: a relationship between individuals of different species in which both individuals benefit. Commensalism: a relationship between individuals of diff ...