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Iodine stains the onion so it is easier to see the cellular features, such as the nucleus, cell wall, and cytoplasm.

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12y ago

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Which stain you should use to stain onion peel?

To stain onion peel cells, you should use a stain called iodine. Iodine is commonly used to stain cells because it binds to starches and glycogen in the cells, making the cells more visible under a microscope.


What color does iodine turn a onion?

When iodine comes into contact with starch, it forms a blue-black complex. Therefore, if you were to apply iodine to a cut onion, the starch present in the onion cells would react with the iodine, turning the onion a blue-black color. This color change is a common test for the presence of starch in biological samples.


What would happen if you added three drops of iodine to an onion?

I did this experiment and after a while the onion cell became incredibly easier to see.


What was the purpose of adding iodine to the onion skin?

The reason why people add iodine to onion skin is so that its gets a color and so you can see it better.


Do onions contain iodine?

This may be an average rather than a specific onion, but onions in general contain 1.1g of protein for every 100g of onion. Again, different variety of onions may contain less or more, but yes, they do contain some protein.


How do you pick up onion epidermis?

To pick up onion epidermis, you use forceps to pick it up, and afterwards, to see the cells, you would use a clean slide, iodine and a cover slid. Hope that helped!


Why use iodine on onion slide?

Iodine is used on onion slides to stain the cells so that the nucleus becomes more visible under a microscope. This staining technique helps enhance the contrast between the different cellular structures, making it easier to observe and study them.


What is the effect of iodine on onion cell?

Iodine solution is usually used for starch test. It colors the cell blue-black if the starch is present. Onion does not have starch. Hence it will not turn blue-black when iodine solution is added. However it does have its use in staining the cell.Similar questions:Does_onion_juice_contain_starch


What does effect iodine have on the onion cells?

Iodine is often used to stain onion cells to make the cell structures more visible under a microscope. The iodine solution will stain specific cell components such as the cell walls and starch grains, allowing for easier observation and analysis of the cells.


How did the iodine solution affect the image of the of onion cells?

there will be change in the color for iodine into blue,black because of the presence of starch in it.


How did the iodine solution affect the image of onion cells?

there will be change in the color for iodine into blue,black because of the presence of starch in it.


How did the iodine solution affect the image the onion cells?

there will be change in the color for iodine into blue,black because of the presence of starch in it.