SUBSCRIBE
BIOS 242 Final Exam
- Industrial Microbiology
- Agricultural Microbiology
- Medical Microbiology
- Public Health Microbiology
- Environmental Microbiology
- Pharmaceutical Microbiology
- Who disproved spontaneous generation?
- Louis Pasteur
- invented pasteurization
- showed that human diseases arise from infection 1 / 3
–Answer production of organic compounds such as antibiotics, hormones, vitamins, acids, solvents and enzymes.
–Answer concerned with the relationships between microbes and domesticated plants and animals
–Answer study of microbes as they relate to medicine (infections for example)
–Answer control and spread of communicable diseases and inspect food and water sources
–Answer study of relationships between microbes and among microbes, other organisms, and their environment
–Answer manufacture of vaccines and antibiotics
–Answer Louis Pasteur by swan neck flask experiment
–Answer
SUBSCRIBE
- Frederick Griffith
- How does the capsule contribute to pathogenicity?
- Last Universal Common Ancestor (LUCA)
- Gene Therapy
- Backbone of DNA chain is alternating and consists of and
- The two strands of DNA are and have base pairs
- What type of bonds hold the DNA strands together?
- What are 3 types of horizontal gene transfer in bacteria?
- Conjugation
- Transformation
- Transduction
- What is conjugation? 2 / 3
–Answer Discovered transformation in S. pneumoniae that has a smooth (S) capsule in its appearance was capable of causing lethal infections upon injection into mice. Because of their lack of a protective coat, the R-type bacteria are destroyed by the animal after the injection.
–Answer enhances the ability of bacteria to cause disease by preventing phagocytosis
–Answer the organism to which all other organisms can be traced back
–Answer the insertion of working copies of a gene into the cells of a person with a genetic disorder in an attempt to correct the disorder
–Answer phos- phates, deoxyribose
–Answer antiparallel, complimentary
–Answer hydrogen bonds
–Answer
SUBSCRIBE
–Answer transfer of DNA between bacteria using a pilus
- What is transformation?
- What is transduction?
- astidious organisms nutritional requirements?
- Capsule stain
- Acid-fast stain
- Gram stain
- / 3
–Answer process in which one strain of bacteria is changed by a gene or genes from another strain of bacteria
–Answer the process by which a bacteriophage serves as the carrier of DNA from a donor cell to a recipient cell
–Answer organisms that require many growth factors or special nutrient growth requirements including exogenous nitrogen sources like amino acids
–Answer capsule remains unstained and forms a while ring around stained cell and background -red/pink
–Answer a differential stain used to identify bacteria that are not decol- orized by acid-alcohol Pink - acid fast Blue - nonacid fast
–Answer a differential staining method that distinguishes between two differ- ent kinds of bacterial cell walls Positive- purple