WebThe five main elements that make up the chemical composition of human hair are carbon, oxygen, hydrogen and: a. lead and zincb. keratin and seleniumc. boron and calciumd. nitrogen and sulfer A d. nitrogen and sulfer 10 Q The chemical bonds that hold together the amino acid molecules are called: WebSep 12, 2024 · The cuticle is the outermost layer of your hair. It comprises individual cuticles that overlap each other, like the tiles on a roof. The cortex is the middle and thickest layer. It contains ...
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WebCuticles are made up of scaly-looking cells that overlap and protect the other layers that make up a single hair strand. So, to answer those earlier questions: Hair follicles are … WebApr 3, 2024 · 3. Additional add-on benefits – Apple cider vinegar is renowned for being full of nutrients, like vitamins C and B, that are great for maintaining good hair health. It offers anti-inflammatory benefits that can help reduce dandruff. ACV also contains alpha-hydroxy acid, which helps exfoliate the skin on the scalp. buy thong online
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WebSep 15, 2024 · The outer layer of the hair is called the cuticle, this layer protects the hair strand. It has overlapping scales of keratin, a protein. In fact, 97% of hair is keratin. The cuticle is transparent in color, while the cortex (the second layer) holds the hair’s melanin and determines the color of your hair. The cortex also holds moisture. WebNov 9, 2024 · The Inner Layer: This is called the medulla. Depending on the type of hair, the medulla isn’t always present. The Middle Layer: This is called the cortex, which makes … WebDec 8, 2024 · The scalp is soft tissue and acts as a barrier to protect the cranial vault from physical trauma or infectious agents. Of the 5 layers of … certificate of stock reported lto