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Hai phương thức thành lập phôi thần kinh
khác nhau tùy theo lớp động vật:
:;<=>(?@AB>C
:;<=>(?@AB>C
:;D='5E?+'(0FBA/G

>-C=5('-0@HI@>
JK0FLBG>>CM
:;D='5E?+'(0FBA/G
>-C=5('-0@HI@>
JK0FLBG>>CM
NMOLB'(-C9
NMOLB'(-C9
*2B

?
*2B

?
P<@2BQD25+'
(-R*BS21B?-+=
P<@2BQD25+'
(-R*BS21B?-+=
P<@2BQDT2B2I2L
?)
P<@2BQDT2B2I2L
?)
P<@2B?DB'(UG5A5G-V=
0F*B5WX+'(
B2I2L=-0Y)0@X(<
P<@2B?DB'(UG5A5G-V=
0F*B5WX+'(
B2I2L=-0Y)0@X(<
Z<5L
BA/
'

(-CT
A.=2[
-<=DB
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Z<5L
BA/
'
(-CT
A.=2[
-<=DB
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O

@'(UG5A^A)V=
@'(UG5A^A)V=
*B+'(QD
2)EAE*2L
*B+'(QD
2)EAE*2L
_B'(M
_B'(M
`W0'BWa0]LB'(G
>-CB<5LBYIBb0*9
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>-CB<5LBYIBb0*9
UNVBA/CD'(
UNVBA/CD'(
UcV-O+?CD

'(*B5S
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UcV-O+?CD
'(*B5S
'(
UbV-O0Y(d?5S
'(0I*B+
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(
a. Sự thành lập và tạo hình của tấm
thần kinh:
a. Sự thành lập và tạo hình của tấm
thần kinh:
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*2Ld5
(g)B5B
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