Physical and Chemical Agents
Which of the following process can be efficiently carried out by incineration?

Sterilization of scalpel blades and needles
Destruction of contaminated materials
Sterilization of all glass syringes
Sterilization of points of forceps

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Physical and Chemical Agents
Which of the following describes the effect of ionizing radiation on microbes?

Induces electrons and protons to jump out of the molecules of the microbe
None of these
Changes the 3-dimensional structure of proteins to a 2-dimen-sional form
Substantially decreases enzymatic activity, slowing microbial reproduction

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