QUESTION 1 Viruses can contribute to the development of cancers O a. as all viruses are specific cancer-causing microorg
Posted: Wed Dec 22, 2021 10:32 am
questions. don't explain them. just tick the correct answers.
QUESTION 1 Viruses can contribute to the development of cancers O a. as all viruses are specific cancer-causing microorganisms O b.because the Hepatitis B and Hepatitis C viruses cause cervical cancer O c. as viruses can live outside a host cell and in turn, affect a vulnerable person O d. through modifying the host DNA or suppressing a person's immune system QUESTION 2 Vibrios are bacteria that are O a. without a cell wall Ob. without a nucleus OC. rod-shaped O d. comma-shaped QUESTION 3 A disease caused by prion infection is O a. Burkett's lymphoma O b.tuberculosis OC. malaria O d. Creutzfeldt-Jakob disease
QUESTION 4 The function of the mitochondria of the protozoan cell is to a. store genetic material of the cell O b.facilitate the locomotion of the cell O make and transport proteins in the cell Od. provide energy needed for the cell to function QUESTION 5 Prions are proteins that O a.can be eliminated by conventional sterilization, disinfection or radiation techniques Ob.cannot be destroyed by conventional sterilization, disinfection or radiation techniques O c. can be destroyed by the administration of antibiotics O d. do not cause troublesome clinical manifestations QUESTION 6 Spiral-shaped bacteria are classified as O a. cocci O b.spirochetes O C. bacilli O d. vibrios
QUESTION 7 Rod-shaped bacteria are classified as a.cocci b. spirochetes OC. bacilli O d. vibrios QUESTION 8 Clinical manifestations of tapeworm infestation in a person include a. nausea, vomiting and abdominal cramps O b. anaemia, fatigue and malnutrition OC. headaches, dizziness and tachycardia O d. hallucinations, delusions and paranoia QUESTION 9 A significant contribution to microbiology made by Louis Pasteur (1822-1895) was O a. the discovery of the bacteria Staphylococcus, Streptococcus and Pneumococcus b.that dogs could carry rabies OC. viruses cannot be altered d. all microorganisms need oxygen to survive