Biology
Write the exact location of the following:
(a) Melanin
(b) Keratin
(c) Hypothalamus
(d) Granular layer
(e) Matrix
Skin
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Answer
(a) Melanin — Malpighian layer (stratum malpighi) which is the innermost layer of the epidermis.
(b) Keratin — Nail.
(c) Hypothalamus — Fore brain.
(d) Granular layer — Middle layer of epidermis present below the outer cornified layer (stratum corneum).
(e) Matrix — Below the surface of the skin at the base of the nail.
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