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Embryology Gastrulation - Questions and Answers

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31. In frog gastrula, the yolk plug is formed of
A. Yolk-free micromeres
B. Yolk-laden micromeres
C. Yolk-free macromeres
D. Yolk-laden macromeres
Explanation:
32. The organ which is produced from mesoderm after gastrulation in a frog is
A. Liver
B. Heart
C. Tongue
D. Pancreas
Explanation:
33. Which one of the following is the mesodermal derivative
A. Pigment cells
B. Pancreas
C. Liver
D. Kidney
Explanation:
34. In the Gastrula of frog which of the following layers line the roof of the archenteron and floor of the archenteron, respectively
A. Mesoderm, Endoderm
B. Endoderm, Mesoderm
C. Ectoderm, Mesoderm
D. Mesoderm, Ectoderm
Explanation:
35. Heart and lymphatic system are formed from
A. Endoderm
B. Mesoderm
C. Ectoderm
D. Blastoderm
Explanation:
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