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A human dyed hair observed under the microscope ( X100)

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A human dyed hair observed under the microscope ( X100)

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we can see the cuticle and the cortex. we can also see the hair's pigment wich is purple. It's a colored hair. we can even see it under the microscope.

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picture of human leg hair observed under the microscope (x40)

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Picture of cat hair observed under the microscope (x400)

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Picture of cat hair observed under the microscope (x400)

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Picture of human hair observed under the microscope (x40)

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Picture of human hair observed under the microscope (x40)

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Picture of cat hair obsrved under the microscope (x400)

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Picture of cat hair obsrved under the microscope (x400)

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Picture of horse hair observed under the microscope (x400)

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Picture of horse hair observed under the microscope (x400)

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human hair observed with a microscope (x100)

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Pulled out Human hair with a visible continuous medulla 

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Human hair with visible cuticle (imbricate flatterent scale pattern) 

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 Cat hair with a clear ladder medulla and vague spinious scale pattern (kinda seen on the edge of the hair) 

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Picture of a hair of Carmen with a hair of Maelys

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Picture of a hair of Carmen with a hair of Maelys

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Photo of à guinea pig hair observed under a microscope (x60) 

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Photo of à guinea pig hair observed under a microscope (x60) 

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We can observe a difference in thickness between our two hairs, and also the difference in pigment. It’s observed under the microscope (x250)

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This is a root of horse’s hair, we can see the root. It’s observed under the microscope

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Vitalii hair observed under microscope (x400)

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Vitalii hair observed under microscope (x400)

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this is a human hair, on this picture we can see the cuticle on the side of the hair, it's a blond hair because of the melanin and the pigment granules.

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we can see cuticle imbricate : flattened scale pattern. MI=0.633 like an animal

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Picture of sheep hair observed under the microscope (x400)

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Picture of sheep hair observed under the microscope (x400)

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We can see the medulla of a cat, it's different between cats and humans

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Two human hairs observed under the microscope (x40)

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Two human hairs observed under the microscope (x40)

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The first which is vertical, is still alive. It hyas DNA around it. The second one, which is horizontal, is deas. And we can see at the root, it was forcibily removed

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cat hair observed under microscope (x400)

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cat hair observed under microscope (x400)

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this is a cat hair, on this picture we can see the cuticle on the side of the hair, it's a black hair because of the melanin and the pigment granules. we can see the fragmented medulla in the middle. The hair is in the anagen stage.

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Image of human hair root from Anais observed under microscope (x10.45)

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It’s the horse’s hair shaft, we can see the cortex and the curticle, but we can’t see the medulla, it’s observed under the microscope.

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Cat hair observed under the microscope (x600)

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Cat hair observed under the microscope (x600)

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This hair has a spinious pattern, with can see that because of the scales

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We can see the medulla at the center of the hair, we calculated the medullary index, and we found 0,17 (so it's really a human hair). The color is brown thanks to the melanin and the pigment granule. 

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Picture of a human hair observed under the microscope ( x400)

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Picture of a human hair observed under the microscope ( x400)

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Human hair (X10) visible medula

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Picture of cow hair observed under the microscope (x400)

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Picture of cow hair observed under the microscope (x400)

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A dog dyed hair  observed under the microscope (x100)

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A dog dyed hair  observed under the microscope (x100)

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we can see dog hair

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Florent's hair root observed under microscope (x4.45)

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A dog dyed hair observed  under the microscope (x400)

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A dog dyed hair observed  under the microscope (x400)

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we can see dog hair

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Picture of a cat hair observed under  the microscope (x400)

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Picture of a cat hair observed under  the microscope (x400)

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We can see the scales and the cuticle of the cat. It is because of the scales that cat hairs stick to clothes.

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cat's hair root saw under microscope x100

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cat's hair root saw under microscope x100

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the root of the cat's hair .It was forcibly remouved .

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A cow dyed hair observed under the microscope (x100)

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A cow dyed hair observed under the microscope (x100)

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we can see cow hair

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we can see a spine like scale pattern, the cortex and the medula which is animal medulla because 2/3=0.6.

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A  cow dyed hair observed under the microscope (x400)

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A  cow dyed hair observed under the microscope (x400)

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we can see cow hair

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cat's hair cuticle saw under microscope x100

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cat's hair cuticle saw under microscope x100

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this cuticle is different because it hasn't different shape of human hairs .You can see this differnet in this picture .

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cat hair with visible medulla (x40)

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Even if it is blurred, we can see a imbricate pattern with the scale. The cuticle is also visible 

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Human hair observed under the microscope (x6000)

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Human hair observed under the microscope (x6000)

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A human hair with medulla under a microscope (x400)

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A human hair with medulla under a microscope (x400)

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We can see a human hair with a medulla .

We know this is a human hair because the medulla index is : 0.25 (2/8=0.25) .

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Clear image of albino rat hair, with visible fragmanted medulla ((x40.45)

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Picture of a horse hair observed under the microscope (x400)

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Picture of a horse hair observed under the microscope (x400)

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We can see the cortex (in the middle) and the cuticle of the horse

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This is a cat's hair, we can see the spinous (a spine, like scale pattern), we can see also the curticle and the cortex, it’s observed under the microscope.

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Rabbit hair with medula (X40)

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we can see a cuticle like imbricate : flattened scale pattern. 

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Picture of Louane's hair observed under the microscope (x600)

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Picture of Louane's hair observed under the microscope (x600)

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We can see the medulla, in shape of a ladder. We calculated the medullary index and we found 0,54. 

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Picture of a cat hair observed under the microscope (x600)

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Picture of a cat hair observed under the microscope (x600)

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Dog hair (x10) obbserved with mocroscope

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Human hair with medulla under the microscope (x600)

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Human hair with medulla under the microscope (x600)

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We can see clearly the medula, so the medullary index is 0.3/0.9 = 0.33. It is a human hair with an interrupted medulla

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we can see a crow like scale pattern and the cortex but we can't see the medulla (x400)

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We can see the medulla and on the side some scales. The medullary index of this medulla is 0,5. 

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Picture of a cow hair observed under the microscope (x600)

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Picture of a cow hair observed under the microscope (x600)

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A human dyed hair observed under the microscope (x100)

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A human dyed hair observed under the microscope (x100)

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we can see my hair

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Picture of Emy's hair observed under the microscope (x400)

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Picture of Emy's hair observed under the microscope (x400)

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A human dyed hair observed under the microscope (x600)

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A human dyed hair observed under the microscope (x600)

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(X40) rat hair

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We can see the curticle and the cortex, and we can see the medulla, but it’s not very visible. It’s observed under the microscope (x250)

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Here we can see a strand of wool with a visible interrupted medulla (0.4 MI)

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Rat hair observed under the microscope (x400)

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Rat hair observed under the microscope (x400)

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We can see the pattern is imbricate with the scales. The cuticle is also visible

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A animal dyed observed under the microscope (x400)

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A animal dyed observed under the microscope (x400)

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we can see cat hair

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A animal dyed observed under the microscope (x600)

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A animal dyed observed under the microscope (x600)

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Picture of rabbit hair observes under the microscope (x600)

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Picture of rabbit hair observes under the microscope (x600)

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picture of rabbit hair observed under the microscope (x400)

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picture of rabbit hair observed under the microscope (x400)

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Image of cow hair(x40.45)

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we can see the curticle and the cortex and the color is brown thanks to the melanin and the pigment granule.

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We can see the cuticle with imbricate scale pattern but not the medulla.

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Picture of a hair of sheep observed under the microscope (x600)

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Picture of a hair of sheep observed under the microscope (x600)

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Here we can see a strand of wool with a visible imbricate scale pattern, similar to that of a humans 

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A animal dyed observed under the microscope (x600) 

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A animal dyed observed under the microscope (x600) 

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we can see rat rex hair

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Picture of a hair of rat observed under the microscope (x600)

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Picture of a hair of rat observed under the microscope (x600)

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The strand at the top of the image is very damages and fraying at the end along with at certain parts of the shaft, the middle strand is healthy and has a visible medulla and the last strand has a split end, also damaged but less damaged in its totality than the top one.

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Distal end of three different strands of hair from the same head seen under a microscope x40

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Distal end of three different strands of hair from the same head seen under a microscope x40

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(X400)Cat hair: medulary index= 0,77(animal)

(X400)Rabbit hair: medulary index= 0,6(animal)

(X100)Dog hair: medulary index=0,75(animal)

(X400)Rat hair:medulary index= 0,66

With a microscope