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Why use iodine in plant cells staining?
Iodine is used in plant cell staining to highlight the presence of starch. Iodine forms a complex with starch molecules, turning them blue or black, making them easily visible under a microscope. This staining method is commonly used to identify starch storage sites within plant cells.
When iodine solution is dropped onto plant cells why do dark blue spots appear?
The dark blue spots appear when iodine solution is dropped onto plant cells because iodine reacts with starch in the cells to form a blue-black complex. Starch, which is a polysaccharide made up of glucose units, is stored in plant cells as a source of energy. The dark blue color indicates the presence of starch in the cells.
What is the purpose of covering the leaf with iodine?
Covering a leaf with iodine helps to test for the presence of starch. Iodine reacts with starch to produce a blue-black color, indicating the presence of this carbohydrate in the leaf. This test is commonly used in biology experiments to detect the storage of starch in plant leaves.
Why does lugol's iodine stain a cell?
iodine indicates polysaccharides, therefore plant cells can be stained with iodine, staining the chloroplasts- composed of starch(a polysaccharide), and the cell wall- composed of cellulose ( a polysaccharide)
What is the reaction of iodine on the endosperm of a maize seed?
Iodine reacts with starch to form a blue-black color. In maize seeds, the endosperm contains starch, so when treated with iodine, the endosperm will turn blue-black if starch is present. This reaction is commonly used to test for the presence of starch in plant tissues.
Why iodine use in plant cell?
its help in plant cell growth.
What marine plant is iodine obtained?
Kelp.
Which micronutrient is not essential for plant growth and health?
IODINE
What is the test for chlorophyll?
place a leave in a glass of iodine (brown colour), if it turns the iodine green its means chlorophyll is present. (iodine will evaporate the chlorophyll out of the plant)
What color is iodine?
Iodine is purple.As a gas iodine is approx. violet or purple, as solid is very brown.Brown if no starch on plant. Dark blue if there is starch on plant.
Was iodine discovered in Italy or France?
Bernard Courtois discovered iodine while working at his family's saltpeter plant in Paris in 1811.
Why use iodine in plant cells staining?
Iodine is used in plant cell staining to highlight the presence of starch. Iodine forms a complex with starch molecules, turning them blue or black, making them easily visible under a microscope. This staining method is commonly used to identify starch storage sites within plant cells.
Does marijuana contain iodine?
No, marijuana does not naturally contain iodine as it is not a component typically found in plant matter. However, the soil in which the marijuana is grown may contain trace amounts of iodine depending on its composition.
What stain is used to test for plant starch in cells?
aqueous iodine in the form of potassium iodide turns purple in the presence of starches in water.
What is the function of iodine in plant histology?
In plant histology, iodine is commonly used as a stain to detect the presence of starch in plant tissues. Iodine reacts with starch molecules, forming a blue-black color complex. This staining technique helps identify storage tissues such as roots, tubers, and seeds, where starch is abundant.
How is iodine important in living things?
iodine is test for starch it can also help us do experiment and also to check is carbon diocide is presence and it only works on plant which have die
What is the colour for a plant cell's starch grains?
The colour for a plant cell's starch grains is typically blue or black when stained with iodine solution. This is due to the formation of a complex between iodine and starch, which results in the characteristic colour change.
