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to check the approximatedly amount of starch in it since starch in reaction with iodine a black purple colour is formed

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Q: What is the purpose of adding iodine solution to the onion cell?
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What is the purpose of adding an eosin to the root hair of onoin?

Eosin is a type of dye used in microscopic examinations. The purpose of adding eosin to the root hair of an onion is to make it easier to distinguish different characteristics of the root hair of an onion underneath the view of a microscope.


What are effects of staining onion cells with dilute iodine solution?

It affects the end results. If you look at the cell under a microscope, you will see that the section where the solution of the iodine has been placed it will appear different from the others. It might be a seperate colour or it could vary in size.


What does effect iodine have on the onion cells?

iodine stains the onion cells so that you can see the cell better. you can see the nuclei and cytoplasm.


Do onion cells still have chloroplasts when they have iodine on them?

The iodine has no connection as to whether the cells have chloroplasts or not. If the cells are green, then they do have them. Adding iodine doesn't change that fact. Not all cells of the plant have chloroplasts. The ones in the soil don't so if you are working with the bulb, it doesn't have chloroplasts in the first place.


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

Related questions

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.


What is the purpose of adding iodine solution to the onion slide preparation?

Type your answer here... It depends on what you mean by a solution. An Iodine solution can be used as a disinfectant. Iodine can be used in water supplies to help clean the water. Iodine itself is essential for good health, so it's been put in table salt to make sure we all get enough of it in our diet.


What is the purpose of the iodine in the second slide of the onion cell?

No purpose


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.


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

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


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

oh pang gangnam style


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

oh pang Gangnam Style


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

Iodine dyes cells a purple color. This enables things to be seen easier under a microscope.