chapter 3 questions Word Scramble
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Question | Answer |
What is the purpose of a differential stain? | Adds 2 or more stains to bacterial specimens causing different types of bacteria to change into different colors. The different bacteria can then by recognized separately. |
What is the total magnification of a 100x oil immersion objective (lens) and 10x ocular lens? | 1000x |
List an advantage of electron microscopy over light microscopy. | viruses(0.03-0.3 microns)--to small to be seen by light microscopy--electron microscopy resolves to about 0.002 microns--reveals fine surface structural details of even the smallest microbes. |
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