Which is the first indication of gastrulation in frog

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Question:
Which is the first indication of gastrulation in frog

1.Formation of germ ring

2.Formation of gery crescent

3.Formation of germ layers

4.Formation of archenteron

Posted Date:-2021-10-15 13:35:26

More MCQS Questions and answers

  1. .Mesodermal cells are formed by
  2. During gastrulation ectoderm completely covers the whole embryo by
  3. During gastrulation in frog the prospective nervous system mainly expand due to
  4. During gastrulation in frog which is more active at the dorsal lip of blastopore
  5. During gastrulation which presumptive cells are found at the animal pole
  6. During organogenesis hypomere mesoderm flanks theIntermediate
  7. During organogenesis the splanchnic mesoderm lies next to the
  8. Epiboly occurs in
  9. Gastrulation in Amphioxus occurs by a process of
  10. Heart and lymphatic system are formed from
  11. In a developing embryo the nervous system is derived from the
  12. In amphioxus gastrula achenteron is formed by the
  13. In amphioxus gastrula circular rim is called
  14. In amphioxus gastrula which tissue lies in the dorsal lip of blastopore
  15. In frog gastrula mesodermal cells remain separated from the notochordal cells by
  16. In frog gastrula the yolk plug is formed of
  17. In frog the gastrula is rotated to bring its antero-posterior axis in a
  18. In frog the lung and gills are developed from
  19. In gastrulation the movement of throwing in is known as
  20. In the Gastrula of frog which of the following layers line the roof of the archenteron and floor of the archenteron respectively
  21. Morphogenetic movements occur during
  22. One of the following is not a kind of tubulation
  23. One of the following is not the type of emboly
  24. Pancreas is derived from the germinal layer of
  25. Posterior lobe of pituitary is formed from the
  26. The cavity formed during the process of gastrulation is called
  27. The formation of brain and different sensory organs is called
  28. The germinal layer from which the heart kidneys and spleen are formed is
  29. The major system derived from the endoderm is
  30. The mass separation of cells from one another is called
  31. The organ that develops from ectoderm is
  32. The organ which is produced from mesoderm after gastrulation in a frog is
  33. The process of formation of primary organ rudiment is called
  34. The rolling in of the superficial cells over the rim of the blastopore is called
  35. The term mesogenesis refers to the formation of
  36. Thyroid and anterior pituitary lobe are formed from the
  37. When the micromeres divide rapidly and grow over the macromeres it is known as
  38. Which is the first indication of gastrulation in frog
  39. Which mesoderm flanks the neural tube and notochord
  40. Which of the following is called chordo-mesoderm
  41. Which one of the following is the mesodermal derivative
  42. Yolk plug is found in the
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