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What is the importance of having a detailed taxonomic scheme? How is this helpful in studying organisms?
  1. List the 4 parameters involved in steam sterilization. (2 marks).
  2. What is the difference between “saturated steam” and “super-heated steam”? (3 marks)
  3. How is “dry air” removed from the autoclave in the beginning of the cycle? (2 marks)
  4. State the functions of the following parts of the autoclave: (6 marks) Safety Valve 1: Safety Valve 2 : Vacuum Release Valve:
  5. State 4 precautions that need to be taken when autoclaving “liquid media” in a bottle? (4 marks)
  6. What is the purpose of using an ”autoclave tape”? (2 marks)
  7. How much water should be added to the autoclave before you start the sterilization process? (1 mark)

Concerning heart disease what are the costs verses the benefits of early intervention? Should all children be routinely screened for heart disease? What are the implications for screening and for not screening? Would you as a parent want to know if your child is at risk for developing heart disease? How has COVID 19 changed medical screening needs especially with athletes and their cardiovascular system? Write a paragraph


Write extensively on the following: 1. Bacteriophage 2. Viroid 3. Virusoids 4. Prions 5. Satellites 6. Defective viruses.
Why do we need mRNA if DNA holds all the genetic instructions for the proteins the cell is supposed to produce?
Using the Drug Handbook: Search for the Assigned drug classification showing its drug action/s and indication/s. I. CNS STIMULANTS: 1. Amphetamines 2. Anorexiants 3. Analeptics II. CNS DEPRESSANTS: 1. Sedative-hypnotics ( Anxiolytics ) 2. Analgesics 3. Anticonvulsants
Prokaryotic cells lack a nucleus. Therefore, the genes in prokaryotic cells are:

why interdisciplinarity will be necessary for human exceptionalism


Perform the qualitative analysis of unknown carbohydrates using the biochemical tests and identify the nature of the unknown carbohydrate.

Following a heart attack, a physician orders a patient to begin taking a beta-blocker to treat angina and hypertension. The tablets are available in 50 mg. If the physician gradually increases the patient’s dosage, calculate the number of tablets required if the doctor requests 150 mg/day, 200 mg/day and 225 mg/day


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