Q)
(chatquestion)...ACO3
ny of Flowering Plants .
199
cells :
long, narrow, thin-walled
arenchyma cells which are
1 with the sieve tube and
n the lateral sides of
are absent in
*perms.
PI-
1 compapion
'ds present
al walls.
NANCOS, CH3-
こpis =
in
in
e caubexyfletion N
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4.0308
(b) Trachea
vater and
leaves
multicellu
cells called v
(c E ch fa
のてH2=CH
CH CH DH
through perforations in their ce
End walls have opening (perfor.
tachea are dead, without proto
Presence of trachea is a charac
angiosperms and not fouA
tes and gymnosperms.
CAPCHPOH
of the order Gnetale
Trochodendraceae.
Jack vessels
lignified and
hese loose
tissue.
ptate.
com
cell an
Sieve tube
absent in
(i) Each ire
lignified walls an
hanical support.
u) Vessel members are
erms.
...
