#Question id: 5081
#XL - T Zoology
The vegetal pole of a frog zygote differs from the animal pole in that ________.
#Question id: 5082
#XL - T Zoology
In which of the following organisms does holoblastic cleavage typically occur?
I) sea urchins
II) humans
III) birds
IV) fish
#Question id: 5083
#XL - T Zoology
Which of the following correctly displays the sequence of developmental milestones?
#Question id: 5084
#XL - T Zoology
The first cavity formed during frog development is the ________.
#Question id: 5085
#XL - T Zoology
An embryo with meroblastic cleavage, extraembryonic membranes, and a primitive streak must be that of ________.
#Question id: 5086
#XL - T Zoology
Cells move to new positions as an embryo establishes its three germ tissue layers during ________.