Which of the following is MOST effective against resistant endospores?

A. Pasteurization
B. Autoclaving
C. Boiling
D. All of these are equally effective against resistant endospores.


Answer: B

Biology & Microbiology

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Answer the following statements true (T) or false (F)

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Fecal Bacteriotherapy?

What will be an ideal response?

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A gene mutation

a. is a change in the nucleotide sequence of DNA. b. may be caused by environmental agents. c. may arise spontaneously. d. can occur in all organisms. e. all of these

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Sometimes when I have my morning coffee, which I drink black with no cream or sugar, I notice a thin film floating on top of the coffee

Since I have just read Chapter 3 of the text, I now realize the nature of this substance and so I run to my friend screaming, "Look at this ________ in my coffee!" A) hydrophilic substance B) hydrophobic substance C) disaccharide D) polysaccharide

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