1. Tardigrade
  2. Question
  3. Biology
  4. Identify the correctly matched pair/pairs of the germ layers and their derivatives. (A) Ectoderm - Epidermis (B) Endoderm - Dermis (C) Mesoderm - Muscles (D) Mesoderm - Notochord (E) Endoderm - Enamel of teeth

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Q. Identify the correctly matched pair/pairs of the germ layers and their derivatives.
(A) Ectoderm - Epidermis
(B) Endoderm - Dermis
(C) Mesoderm - Muscles
(D) Mesoderm - Notochord
(E) Endoderm - Enamel of teeth

ManipalManipal 2009

Solution:

Epidermis, including glands, hair, nails, etc is ectodermal in origin. Notochord and muscles are mesodermal in origin. Dermis of skin is also mesodermal. Enamel of teeth is ectodermal in origin.