1. Which of the following is an apparatus usually used in the development of controlled bacteria cultures?
- Sterilising loop
- Inoculating loop
- Vaccinating loop
- Immunising loop
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Other questions in this quiz
2. Who discovered penicillin, perhaps the most famous antibiotic?
- Sir Alexander Fleming, FRSE, FRS, FRCS
- Rosalind Franklin
- Rt. Hon. Ernest Rutherord, Baron of Nelson, OM, FRS
- Charles Darwin, FRS
3. Vaccines contain pathogens. True or false?
- True: But only dead or inactive forms of them; in this way, immunity can develop at little or no risk to the patient
- False: This would be an entirely unnecessary risk; immunity is developed more effectively without the presence of pathogens to elicit illness
4. A seemingly random alteration in the composition of genetic material during its mitotic replication in asexual reproduction is referred to as a...
5. The skin prevents many pathogens entering the body. Which of the following is another bodily defence mechanism?
- Pathogens become trapped by mucus, and are killed by the stomach's hydrochloric acid
- Epidermal pores secrete a toxin deadly to most pathogens, but undetectable to us without scientific equipment
- The body's microvilli ingest and destroy pathogens
- Salivary enzymes, such as amylase, break down the microorganisms until they're ineffective