Scales in sharks are

A. placoid

B. rhomboid

C. cycloid

D. ctenoid

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  1. Large sweat glands are characteristic of >
  2. The part of the hair, in which the hair I shaft is lodged, is called as
  3. Wrinkling of skin in old age is due to
  4. The integument of rabbit differs from that of frog in
  5. The layer of cells in the skin which is periodically cast off is
  6. The skin functions as a storage organ because the deeper layers of dermis store
  7. The sudoriferous glands of the skin secrete
  8. The cells of the stratum lucidum of the skin become hard and the horny layer of cells thus formed become
  9. The modification of the skin at the terminal part of the dorsal surface of phalanges result in formation…
  10. The sebaceous glands of skin are as- I sociated with the
  11. The corium of dermis is a derivative of
  12. Skin of frog is characterized by the ab- I sence of
  13. The sweat glands in hares and rabbits are seen in
  14. Hair originates from
  15. Modified sebaceous glands around eyes in rabbit are
  16. The function of sebaceous glands in mammals is to
  17. The hair of a mammal is a structure which is
  18. Sweat glands in mammals are primarily concerned with
  19. Structures present in the skin of frog and absent in skin of rabbit are
  20. Sebaceous glands are present in
  21. In the skin collagen and elastic fibres are abundant in the
  22. Ceruminous or wase glands are seen in
  23. Sebaceous glands are found in
  24. Colour in skin of frog is due to
  25. The skin of frog is attached to the under lying body muscles loosely leaving many
  26. The skin in man is thickest at
  27. Colouration of frog is due to
  28. Scales in sharks are
  29. Glands of Zeis are associated with the eye lashes. These are modified
  30. Nails, hoofs and horns are formed by