Neural crest cells break off from the ________ and later move to the sides of the developing embryo to form ________
Placodes, sense organs of head
Ectoderm, sense organs of head
Notochord, vertebral column
Neural tube, autonomic ganglia
Nebenkern is a part of
To ensure effectiveness of reproduction in mammals
The elastic tissue connecting the cauda epididymis to the scrotal sac is
Which cavity arises by the invagination of endoderm and mesoderm
The yolk plug is a structure in gastrula which is formed by the protrusion of