The keratin of the integument is

A. mucoprotein

B. bony substance

C. cartilage

D. selenoprotein

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  1. Structures present in the skin of frog and absent in skin of rabbit are
  2. In frog, the mucous and poisonous glands are found in
  3. The skin functions as a storage organ because the deeper layers of dermis store
  4. Mammary glands are modified......in mammals
  5. The layer of cells in the skin which is periodically cast off is
  6. Skin of frog is characterized by the ab- I sence of
  7. A type of skin gland which is well developed and functional in females, but non-functional and vestigeal…
  8. The integument of rabbit differs from that of frog in
  9. The mucous and poisonous glands are found is the skin of frog. These are specially abundant
  10. Prevention of evaporation of water from the skin surface in humans is due to
  11. Sebaceous glands are found in
  12. Ceruminous or wase glands are seen in
  13. The sweat glands in hares and rabbits are seen in
  14. Colour in skin of frog is due to
  15. In the skin collagen and elastic fibres are abundant in the
  16. Malpighian layer of the skin is a part of
  17. If a cat is deprived of vibrissae, stiff long hair on the snout
  18. Colouration of frog is due to
  19. Wrinkling of skin in old age is due to
  20. Parotid glands are
  21. Perspiration is a process, essentially meant for
  22. Nails, hoofs and horns are formed by
  23. The corium of dermis is a derivative of
  24. The sebaceous glands of skin are as- I sociated with the
  25. The keratin of the integument is
  26. Sebaceous glands are present in
  27. Scales in sharks are
  28. The part of the hair, in which the hair I shaft is lodged, is called as
  29. In the mammalian skin, the adipose tissue is found
  30. Hair originates from