Human Reproduction Question 79

79. During embryonic development, the establishment of polarity along anterior/posterior, dorsal/ventral or medial/lateral axis is called

(a) pattern formation

(b) organizer phenomena

(c) axis formation

(d) anamorphosis

Show Answer

Answer : b

Hints & Solutions

(b) An organizer is a signal aligning center that directs the development of embryo or part of embryo, e.g. in amphibians, it is dorsal tip of blastophore.



NCERT Chapter Video Solution

Dual Pane