Question

Can you verify my answers are correct and fill in ones I'm missing.

Microbiology test 1

II. (10 points) The following items are true ( or false (F). Cirsle I or Fon the 00 NOT USE THE SCANTRON! 1. There are 10 times more bacteria in the human bodv than there are eukarvotic cells. 2. The 2. The outer membrane of Gram negative bacteria is known as endotoxin. F 3. All bacteria have a circular chromosome ll are rokartic celas F 5. A spectrophotometer measures the turbidity of a culture. F 6. Teichoic acids add to the structural integrity of Gram positive cell walls T ①只asteunzation kills allbactena in agiven heated mixture TF8. Each colony on an agar plate represents one viable organism present in the original liquid asteurization kills all bactena in a given heatoa mixour T 9. Mycology is the study of alg 账Disinfection means to specificaiyan" microorganisms onnvingn- covect ⓡ IlI. (10 points) Fill in the blank -2 point each. 心人 is the lowest temperature at which all the microbes in a liquid culture will be killed in 10 minutes (genus and species correctly) can form a single-species biofilm on the with cystic fibrosis or on medical implants. This organism is highly resistant to antibiotics ungs of patients with cystic fibrosis or on medical implants. This organism is highly Growth factors are essential small organic molecules. whicn re0uirea lor its growna arlyid fole Most bacteria elongate and divide by einaly t Bacteria that cannot synthesize one of these molecules 3. Most bacteria eloro ate anddivide bynnag fision fAision :a ell uit neds to grow to twice its elongate and divide by le nary tision;a cell just needs to grow to twice its :acelljust noodstopow to twice its 4. 4. starting size and then split in two. can be used to destroy the spores by repeated cycles of boiling at 100 C anc 5. incubation at room temperature for three aays

Answer 1

Hey there,

II.

1. True

2. False, although it has a component lipopolysaccharide that actually contains endotoxins.

3. False

4. False.

5. True

6. True

7. False

8. true

9. false

10. false

III.

1. The answer is correct.

2. Pseudomonas aeruginosa

3. Auxotroph

4. The answer is correct.

5. The answer is correct.