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Q: Why is it important to sterilize the loop before and after each streak?
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How do you use sterilize in a sentence?

The doctor asked the nurse to sterilize the equipment between each patient.


How often should you sterilize your slow speed handpiece used for polishing teeth?

handpiece should be sterilize after using on each patient.


Why is a needle used to isolate individual colonies from a spread plate or streak plate?

Between each set of streaks you sterilize the inoculating loop in the Bunsen flame. At the beginning of the next streak you overlap with the end of the one before. The effect of the technique is to "dilute" the bacteria by gradually spreading then over greater distances. Eventually, a point is reached where single bacteria are spaced sufficiently far apart for single colonies to grow without infringing their neighbors.


What color streak does iron leave?

There are 5 industrially important minerals of Iron. The five are: Hematite,Magnetite,Limonite,Goethite and Siderite. Each mineral has its own color streak.Hematite no matter its color, is always red or red-brownLimonite's streak is always yellow.Magnetite has a black streakSiderite has a white or pale-brown streak.Goethite has a brown,brownish-yellow to orange-yellow streak.


Does a player with an existing hitting streak maintain that streak if he makes four plate appearances and walks each time?

Yes. A walk does not count as an "at-bat"


What is difference between hardness and streak?

Streak is the color it makes when two minerals scratch against each other. Hardness is just how hard the mineral is


Do you have to open a snapchat to keep the streak?

yes, and you have to send one back. if you and your friend send at least 1 a day to each other every day then you will have a streak


What do you call a white hair streak?

It is called a Mallen Steak after a family of characters in a Catherine Cookson novel. Each of the family members has the same white streak in their hair.


What will a streak plate with two species of bacteria look like?

A streak plate, with 2 species of bacteria, will show the bacteria in straight lines. Each species of bacteria will be separate from the other.


Which media are not autoclavable?

Some examples of media that are not autoclavable include heat-sensitive materials like plastics, certain chemicals, and some types of agar that can be altered or degraded by the high temperatures and pressure of the autoclave. It's important to carefully check the compatibility of each specific type of media with autoclaving before attempting to sterilize it in this way.


What is the color of a mineral's powder?

It's called the minerals streak


Why is it important not to overlap previous streaks in each sector of the petri dish when carrying out a streak plate?

When streaking a plate, you are really trying to reduce the number as you go along. If you overlap, you will pickup more. What you want finally, is one or two separate colonies.