ICQs13,14

Click to edit Master title style Click to edit Master text styles Second level Third level Fourth level Fifth level Click to edit Master text styles Second level Third level Fourth level Fifth level ICQs Class 13 0.5 points The polarity of the animal-vegetal axis in a Xenopus embryo is first decided a) before fertilization. b) by the process of fertilization. c) during cleavage. d) during gastrulation. e) after gastrulation. 10-5 The polarity of the dorsal-ventral axis in a Xenopus embryo is first established a) before fertilization. b) by the process of fertilization. c) during cleavage. d) during gastrulation. e) after gastrulation. 0.5 points 6 0.5 points ICQs Class 14 0.5 points