Lecture 9 Flashcards
1
Q
skin and nerves. outside layer
A
ectoderm
2
Q
gut
A
endoderm
3
Q
organs
A
mesoderm
4
Q
multilayered embryo
A
gastrula
5
Q
body cavity between ectoderm and endoderm
A
coelom
6
Q
in sea urchins, gastrulation takes __ cells and results in a ___
A
1000.
pluteus larva
