Question

Exercise 8 pre lab

4 Exercise 8 Pre Lab Value: 77 Points plus 10 Bonus Points - 87 Total Possible Date: Student Name: Lab Time: Instructor: 1. Matching Exercise. Write the letter of the term next to its definition. (22 points) a. Peptidoglycan A spherical, or round shaped bacteria b. Bacteria 2 A bacteria that can grow with or without oxygen c. Facultatively anaerobic d. Decomposer 3 A rod shaped bacteria e. Binary Fission A special term for cell division in bacteria f. Pathogenic 5 Describes an organism that requires oxygen g. Antibiotic h. Bacillus acidophilus 6 Means disease causing i. Bacillus anthracis 7 A spiral shaped bacteria j. Streptococcus 8 Describes a substance that kills bacteria k. Treponema pallidum 1. Eschericia coli 9 Organisms that exist and reproduce as a single cell m. Staphyllococcus aureus 10 A bacteria used by terrorists in letters n. Nitrogen fixation o. Unicellular 11 Common name for unicellular prokaryotic organisms p. Multicellular 4. Bacteriostatic 12 Describes an organism that cannot live in oxygen r. Bactericidal s. Spirochete A bacteria in yogurt that is good for your digestive 13 system t. Bacillus (pl: bacilli) 14 A bacteria that causes syphilis u. Coccus (pl: cocci) V. Aerobic 15 A bacteria that causes throat infections, among others W. Anaerobic X. Normal Flora 16 Something that stops bacterial growth and cell division, but doesn't kill it 17 molecules Role of some bacteria: Incorporating nitrogen atoms from nitrogen gas into organic 18 19 20 Describes an organism composed of various cell types each performing a specific function for the organism Any substance produced by one organism that either inhibits the growth of another, or is toxic to it A molecule in the cell wall of bacteria that is the target of some antibiotics and the basis of the Gram Stain A bacteria that is commonly found in your digestive tract, but some strains are pathogenic, and may contaminate meat products. A bacteria found in hospitals that has developed a resistance to many antibiotics 21 22 23 A role in nature that many bacteria play, reduce complex molecules to simpler ones 24 Term for the good bacterial that live in and on us

Answer 1

1- u

2- c

3- t

4- e

5- v

6-f

7-s

8-r

9-o

10-i

11-b

12-w

13-h

14- k

15- j

16- q

17- n

18- p

19-g

20- a

21 - l

22- m

23- d

24- x