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Nails, hoofs and horns are formed by

A. cuticle

B. keratin

C. chitin

D. none of these

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  1. The mucous and poisonous glands are found is the skin of frog. These are specially abundant
  2. Nails, hoofs and horns are formed by
  3. If a cat is deprived of vibrissae, stiff long hair on the snout
  4. The skin in man is thickest at
  5. Ceruminous or wase glands are seen in
  6. The hair of a mammal is a structure which is
  7. The sebaceous glands of skin are as- I sociated with the
  8. Perspiration is a process, essentially meant for
  9. Prevention of evaporation of water from the skin surface in humans is due to
  10. Mammals lack mucous glands in the skin because
  11. The layer of cells in the skin which is periodically cast off is
  12. The keratin of the integument is
  13. Mammary glands are modified......in mammals
  14. Hair originates from
  15. Wrinkling of skin in old age is due to
  16. Parotid glands are
  17. The skin functions as a storage organ because the deeper layers of dermis store
  18. In frog, the mucous and poisonous glands are found in
  19. Leather from the mammalian skin is derived from
  20. The modification of the skin at the terminal part of the dorsal surface of phalanges result in formation…
  21. In the mammalian skin, the adipose tissue is found
  22. The integument of rabbit differs from that of frog in
  23. A type of skin gland which is well developed and functional in females, but non-functional and vestigeal…
  24. The skin of frog is attached to the under lying body muscles loosely leaving many
  25. The sweat glands in hares and rabbits are seen in
  26. The function of sebaceous glands in mammals is to
  27. Lacrymal glands are responsible for the secretion of
  28. Skin of frog is characterized by the ab- I sence of
  29. Sebaceous glands are found in
  30. Glands of Zeis are associated with the eye lashes. These are modified