#Question id: 6959
#XL - T Zoology
Which of the following is NOT involved in left-right asymmetry of vertebrates?
#Question id: 6960
#XL - T Zoology
At the blastocyst stage during mammalian embryonic development, the specification of trophectoderm requires ________; whereas in inner cell mass _________activation is essential.
#Question id: 6961
#XL - T Zoology
Do HOX genes play a role in the development of C. elegans?
#Question id: 6962
#XL - T Zoology
In which way is the organizer region of the sea urchin similar to that in frogs?
#Question id: 6964
#XL - T Zoology
If embryos are disaggregated with chemicals or proteases, and the individual cells are mixed together in culture, what will happen?
#Question id: 6965
#XL - T Zoology
what type of cleavage is used in frog embryos?