Microbiology Answers

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

There are 56 chromosomes in the somatic cell of the fish body. What set of chromosomes does a fish sperm have? In the answer, write down only the number of chromosomes.

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
• VacuumRelease 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)

Write a note on AIDS. answer in detail. 10 marks