Uploaded by Rebecca Carnes

meiosis phases

advertisement
Page 1 of 1
Meiosis
Phases of Meiosis
••;;.
Name of Phase
Description
1.
Homologous chromosomes pair up and form tetrad
2.
Spindle fibers move homologous chromosomes to opposite .sides
3.
Nuclear membrane reforms, cytoplasm divides, 4 daughter cells formed
4.
Chromosomes line up along equator, not in homologous pairs
5.
Crossing-over occurs
6.
Chromatids separate
7.
Homologs line up alone equator
8.
Cytoplasm divides, 2 daughter cells are formed
..-'T/ f». ''•••.
cv
/;'
2^ V
f
I, ~. .^_.l
t
t. ^
V
\.
"s.
. ,;^
./; • ^-T'/ ~^
^ " ".
<§>
^£y
c->
1
'••>;. l>-
~^.
3.
2.
1.
,..<—-1
/' -1
"-'-..
.-<-^
:-i-.
^
^
-^--
7
^
=&
?&
A-s^J^=:^lS.
%. •
^ §
's, • -^ • .,^.
I
^
^
\
.*-
./>
''•^V-.~ -..L • "
6.
5.
4.
^
%
i.
•\\
I
'.•(
^
t
^.^<-
;t.
^
s^ -•
7.
^s"-^..
^-sw^
.^*-^ ^^»t—
•^
k<
^
^^
y
y
'^^^^
^
y/M
"^.^^
1^
ij
8.
L
http://www.biologycomer.com/worksheets/meiosis2.html
2/19/2010
Download
Study collections