E: zygote and neurula 11. During embryonic development within the deuterostomes,

Question

E: zygote and neurula 11. During embryonic development within the deuterostomes, the waste materials produced c metabolism collects in a special sac found within the amniote egs known as: A: chorion B: amniotic sac C: bladder D: yolk sac E: allantois 12. During development in triploblastic organisms, the three primary germ layers interact with one another through specific factors in a process known as and organs. A: differentiation B: induction to form tissues C: gametogenesis D: morphogenesis The type of cleavage pattern taking place in eggs with even yolk distribution that results in cells of equal size during early embryonie development is known as: A: holoblastic B: meroblastic 13. C: equitorial D: both B and C are correct E: none of the above The dimple formed 180° from the point of contact between the sperm and the egg during frog development is known as A: blastomere, ventral B: blastopore, ventral C: blastopore, dorsal D: blastomere, dorsal E: none of the above 14. and it marks thes side of the embryo. 15. The precise arrangement of tissues during organ development is achieved through whieh of the following processes? A: induction B: differentiation organogenesis D: metamorphosis E: morphogenesis

Explanation / Answer

11] Ans -- Option [ E] Allantois

12] Ans-- Option [ A] Differentiation

13] Ans-- Option [ A] Holoblastic

14] Ans -- Option [C] Blastopore , dorsal

15] Ans-- [C] Organogenesis

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