Question | Answer |
The small amount of growth on the end of an inoculation loop is called an X. | inocculum |
A flame-sterilized inoculating X is used to inoculate the medium. | loop |
Aseptic technique is important to prevent self-infection and X of the culture medium. | contamination |
In sterilizing the transfer loop the X end must also be sterilized. | lower |
Setting the culture cap down on the bench is a violation of XX. | aseptic technique |
When a growth on or in a medium contains only a species of microorganism it is called a XX. | pure culture |
A term often used to describe cloudiness of a broth tube are referred to as X. | turbidity |
When a bacterial culture grows across the surface of a broth the growth is referred to as a X. | pellicle |
Cells that settle to the bottom of a tube are refereed to as X. | button |
Growth occurring as clumps suspended in the broth is refereed to as X. | flocculent |
Growth around the margin of the surface of a broth tube but not across it is referred to as a X. | ring formation |
Name one of the ingredients in nutrition broth: | beef extract |
An isolated population of bacteria growing on a solid medium is called a X. | colony |
A slant culture of an organism which is used to make other substances is called a X culture. | stock |
List 3 factors that might influence the cultural characteristics of an organism growing on agar medium. | 1. Nutrients available
2. Oxygen
3. Temperature |
A word meaning "pigmentation" or "color" used to describe growth on an agar slant or colony is X. | chromogenesis |
The term used when a culture is placed at a particular temp for a period of time is X. | incubation |
When an inoculated tube is compared to an uninoculated tube for signs of difference the uninoculated tube serves as a X. | control |