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MicrobiologyLab7
Questions about "Broth and Agar Slant Culture"
| Question | Answer |
|---|---|
| The small amount if growth on the end of an inoculating loop is called an ________. | inoculum |
| A flame-sterilized inoculating ________ is used to inoculate the medium. | loop |
| Aseptic technique is important to prevent self-infection and ________ of the culture medium. | contamination |
| In sterilizing your transfer loop, the ________ end must also be sterilized. | lower |
| Setting the culture cap down on the bench is a violation of ________ ________. | aseptic technique |
| When growth on or in a medium contains only a single species of microorganism, it is called a ________ ________. | pure culture |
| A term often used to describe cloudiness in broth media is ________. | turbidity |
| When a bacterial culture grows across the surface of a broth, the growth is referred to as a ________. | pellicle |
| Cells that settle to the bottom of a broth tube are referred to as ________. | sediment |
| Growth ocuring as clumps suspended in the broth is referred to as ________. | floculent |
| Growth around the margin of the surface of a broth tube but not across it is referred to as a ________. | ring |
| Name one of the ingredients in nutrient broth: | tryptone, peptone, beef extract, yeast extract, sodium chloride, etc. |
| An isolated population of bacteria growing on a solid medium is called a ________. | colony |
| A slant culture of an organism which is used to make other subcultures is called ________ culture. | stock |
| List three factors that might influence cultural characteristics of an organism growing on an gar medium: | surface moisture, motility of the cultured organism, amount of inoculum, nutrients available, temperature, oxygen |
| A word meaning "pigmentation" or "color" used to describe growth on an agar slant or colony is ________. | chromogenesis |
| The term used when a culture is placed at a particular temperature for a period of time is ________. | incubation |
| When an inoculated tube is compared to an uninoculated tube for signs of difference, the uninoculated tube serves as a ________. | control |
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NeuroHeart
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