25) Which type of test can be used to determine whether disinfectant solutions a

Question

25) Which type of test can be used to determine whether disinfectant solutions are being used correctly? A) blood agar test B) use-dilution test C) phenol coefficient test D) formalin test E) all of the above can be used 26) Which of the following has the strongest resistance to microbial control? A) Gram-negative bacteria B) Endospore C) Prions E) Mycobacterium 27)is used in wine industry but may case asthmatic reactions in some individuals A) nitrite B) sulfur dioxide C) nitrate D) propionic aci E) benzoic acid

Explanation / Answer

25) option B. use dilution test is used to determine this. it determines the effectiveness of a disinfectant on a surface.

26) option B. endospore is a highly resistant structure formed in an adverse environmental condition in bacteria.

27) option B. sulfur dioxide.

28) option D. RNA primer.

29) option E. all of the above are involved in the synthesis of the lagging strand.

30) option E. all of the above are responsible for the fidelity of DNA replication.

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