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Cleidoic eggs are found in

A. birds

B. mammals

C. insects

D. molluscs

Related Questions

  1. Which of the following does not show metamorphosis ?
  2. Laternal line system of sense organs present in the skin of tadpole larva
  3. A freshly unfertilised egg of hen contains
  4. Metamorphosis is a characteristic feature of
  5. Sexual reproduction in larval condition is known as
  6. The nervous system, epidermis and hairs and nails are derivatives of
  7. Oral contraceptives check
  8. The cellular movements during gastrula-tion are called
  9. In forg, the sperms released from the testis take the following route to reach the ureter:
  10. Human beings are
  11. Development of egg without fertilization is termed as
  12. How many cleavages are completed in 16 cell stages of frog's egg ?
  13. In frog's egg the divisoin is
  14. Spermatoliosis is a process by which
  15. Constructive change in the development of frog from tadpole is
  16. In frog, gastrulation is completed by
  17. The substance fertilizin is secreted by
  18. The first phase in the sexual reproduction of organisms is
  19. Oogonia entering the growth phase of oogenesis is called
  20. Blastopore in frogs development occurs in
  21. If an unfertilized frog's egg is pricked with a micro-needle, it will
  22. In order to become structurally and functionally a spermatozoan, each spermatid has to undergo a process…
  23. During cleavage, the embryo
  24. A true coelom is covered by
  25. Meroblastic cleavage is found in
  26. During fertilization the spermatozoa penetrate through the egg membranes with the help of
  27. The formation, development and matura- j tion of the female gamete is called
  28. During metamorphosis, the disappearance of larval organs is called
  29. The sperm produces substances of enzymatic nature of sperm lysin. In mammals, it is called
  30. The sexual embrage of the male and female frogs is called

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