Induction Flashcards
1
Q
Describe mangolds experiment on two newts
A
She removed the dorsal lip of a pigmented newt and put it on the ventral side of a non-pigmented newt. This gave rise to two heads.
2
Q
What is the organiser called in zebrafish?
A
The shield
3
Q
What type of cells are neural crest cells?
A
Multipotent
4
Q
What is the default hypothesis model?
A
Ectodermal cells have a default neural fate.
So if they receive no signals the ectodermal cells will become neural
5
Q
What happens if you inject beta-catenin mRNA into the ventral pole?
A
The D-V axis will be duplicated.
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