Chñ ®Ò 2
L¹p thÓ vµ
ho¹t ®éng tæng hîp cacbohydrat
Néi dung thuyÕt tr×nh
A L¹p thÓ–
I - S¬ lîc vÒ l¹p thÓ
II - §Æc ®iÓm cña l¹p thÓ
1) V« s¾c l¹p
2) Lôc l¹p




 !"#$
% &#"'()
B ho¹t ®éng tæng hîp cacbohydrat–
I - T×m hiÓu cacbohydrat
II - Qu¸ tr×nh quang hîp
1) Pha s¸ng
*$$+&,-
*$$+&,
2) Pha tèi
S¬ lîc vÒ l¹p thÓ

.)/()01&,+23&4$$5
067#&#&#"8'&&(9#$7
&!':;

.)<0=>
?.
? @

?AB#@;
&+'$C,&,"D,
37&!':;
§Æc ®iÓm cña l¹p thÓ

.)EF25GHIJKKK00'0;

Đường kính: 4-6 µm, dày 2-3 µm

.)$L$0&M("
06N0O$7&E&PHKK;

.)0+G&8'$#@&04'G&
',P;

. ) EB 0 ( C $  'B #@   Q$ D
$1;
V« s¾c l¹p

AB#@/NEB0&$)EB0N
DEB6"+RNMS&"1:EB0
!'::&N4"0BB$NTNMN"&
0@N1$U;

V&$GN2W:,M7&
&8X0P$"&7&;),#"47&
$)D"M(YN"E&$N"$$F;

V<0>
?.1>'$CZ3"$1["#P\0

,"D,320&&'$#$$1!]
25$"$1EF255;
?.>Q$Z3
?.+0>Q$:$^_&$
Lôc l¹p

`&"7&,34!':;

.$^a$0G$^P&
+Z$  E"  6P(  & +; ] a$0 + >
$'aN0$aN&aNa…

.  EB `  10"(,3 & `0
CLSZ3&9$$9N0
$ 6P(  #! & +Z$ +$^ C $] "  '5$ 7 &
N'(P]B$$(^25$
);
Mét sè h×nh ¶nh cña lôc l¹p
CÊu tróc cña lôc l¹p

.+23&4$$0$&&$>0&
'0&$N$0+^Qb
?c&$T0N0&F0;*$]$
001E&$]0
?c&&01'dEB06
$#&02Q!^(); &0
"a$0N$&6&0Ne';

.^#&0N&^N
$&6&0'"$$$;


 .     +8 $L  "   $S 2
+<6N67<9&$&$+82;
Màng trong
Màng trong
Khoảng gian màng
Khoảng gian màng
Màng ngoài
Màng ngoài
Hạt
(Grana)
Hạt
(Grana)
ADN
ADN
Chất nền
stroma
Chất nền
stroma
Giọt Lipit
Giọt Lipit
Ribosome
Ribosome
Tilacoit
Tilacoit
Thành Tilacoit
Thành Tilacoit
Xoang Tilacoit
Xoang Tilacoit
Phiến

(lamella)
Phiến
(lamella)
AND cña lôc l¹p

&$S'$E\'
P&0N'CNEB$#&N$^$
S$+JHKµ0'5$023JK
IJf
;

      B $ 0g  & 01 #S
&$0!Z39$&6&00D;

MS$(^&$ ;
Thµnh phÇn hãa häc cña lôc l¹p
ChÊt
Hµm lîng
%
C¸c cÊu thµnh

 

 –
 !
"#
$%&
'()* '+,) /
0(
1

0(α"(β"
0
 2("
345
 –
365
 –
Chøc n¨ng cña lôc l¹p

.,3;¸#"08W$25$
",h+234$&&(N"+$Lh
+23$P$'+23(^+$,g((^+$Lh'
_+23Z3W3_i#$a;
6CO
2
+12H
2
O >C
6
H
12
O
6
+6O
2
+6H
2
O

.#h23_'La$0&Q

+)Z3&(;
Clorophyl
Sù ph¸t sinh cña lôc l¹p

2W$0$+23X+23D
&1#$J&$'$E\0&7&;

Q"7L7&NF$9)&
EP!#$#PX"M$N'2W$+g
0$X+23D`X"M
$[25;

jPM$&LS$
(^!:$9/$9N'LSZ3&$
!:/$&6&0Ne
So s¸nh lôc l¹p vµ ty thÓ

Gièng nhau:
 ?k^"&$&,`47&M!
?0El&'9&^
?k^$^&$a$0
?&^+^Mh'C
? S23(+Z$d(&&$7&

Kh¸c nhau:
So
s¸nh
Lôc l¹p Ty thÓ
CÊu
t¹o

`47&!':
P47&+1':'7&!
':
.50El&+^E@^
08
c&#M'&^&
$^7$0&
$^DE"/
NP …
D
#@S,3/$L
'#@S'
jB#@S
a$06","D(^
+$Lh&,3
a$06"&,"D
&6$&B7&
Chøc
n¨ng
Z3]Q,,"D
,3;&]Q&
FU(2325$

_M$P$]Q+)$P$
2325$_
+< R
Cacbohydrat lµ g×?

 &(  0  ] Q Z $7 & Q )
#$':;D023&(4!':&

Q4+1':;

ë !':N&(:(747&N
0B M +m ' 0B ! ]N ( +Z$ d( & &$N & $$
+& #$ 24 ' " $); ë 2W$ ' +1 ':N
&(:(74;

!':6EP#h23"#"
+)Z3&([n
o
'H
2
O.
Vai trß cña cacbohydrat

    23 & Q )N&( +P0 P&
E&PfKp23&","D#S;

'$CN&D;

'$CP&'L;

*+P0P&2Q"+8$L7&;
quang hîp Lµ g×?

q3,"DM(#h23"#"+)Z
3"]Q[n
o
'r
o

n6P(&Q)!':;_2
QDZ,">
 n
o
?or
o
n/r
o
n?r
o
n?n
o


c1&]#P\0,3+2W&a&>
fn
o
?Jor
o
n fr
o
n?fn
o
?
f
r
Jo
n
f



q3,"D<0> _#"*k,-
       *k
,
_ S$> 6P(   D
'$
M(6
"#"N$L
Vai trß cña quang hîp

.,"D2(&]Q["
'BQ;

V$7+Z$23':-q/23&&
23!]&"]Q/_;

rn
o
'P$n
o
$MXsLn
o
'n
o
&
EF,();
Bé m¸y quang hîp
1)L¸ - c¬ quan quang hîp
rD "$N    "  $9 , +7  
,3;


."P'+8F25,;

."J&8o50B$:4089'0825$"
(#"5$)D;

."50BE(7'5$E&P$&5NQ$
(9$L,3;

."  L S 0 t ( +8 +) ': () #P
\0,3+$"Q,E";

."LSEFEZ4P089'0825$+)
&+Z$EF&,"D,3;
2) Lôc l¹p - bµo quan thùc hiÖn chøc n¨ng quang hîp
    F '5$'$L !$L o   ,
3>  #" ! $L 9    N  S$ ! $L
&^;
3) HÖ s¾c tè quang hîp

0#@SFi&&(>"#"(74'd
+G''d6F0N()23+23["&&"
#"&," D , M (r
o
n' &" P ,
+)D_'_r;
I&&(>
HH
r
uo

n
H

v
c
I&&(>
HH
r
uK
n
f

v
c

 0 #@ S  i &&$> # E$  " #"N (^
23+2325$w,&&&(
I&>
vK
r
Hf
Ix&$>
vK
r
Hf
n
JIf

0#@S!'::i(&$$>"#"4
'd#@N#)5$+23Q$#$#S&N9NP&

I_(&((>
=v
r
vu

v
n
y
I_(&6($>
=v
r
vo

v
n
z
S¬ ®å cña qu¸ tr×nh quang hîp
H
2
O
CO
2
CO
2
O
2
NADPH
Pha s¸ng

.$$+&1!$7'&"#"


$T&0$&$

(9$L>r
o
nN23"#"

 P\0>n
o
N_;_r

&#"N#E$+23"#@S,323
#{ +23 () '& 01 & P  &6 i Eh  O$ (^
&,3_'_r+23Z3

n
o
+23&&#"<S[25;
H
2
O  2H
+
+2e
-
+½O
2

Phản ứng này gọi là quang phân ly nước và là biến đổi hóa học chủ yếu
trong chuỗi phản ứng gọi là phản ứng sáng của quang hợp. Các phản
ứng này cung cấp NL để tổng hợp ATP từ ADP và photphat vô cơ, cuối

cùng chuyển các ion H
+
và điện tử e
-
cho NADP hình thành NADPH:


2H
+
+2e
-
+NADP
+
 NADPH+H
+


*<0o$$+&>$$+&,-'$$+&,
Giai ®o¹n quang lý

.$$+&+$9#",3

&$$+&(6P(]$7+Z$'^F
':-Mh#@SE$23"#"

*$$+&(o&+1F6P(>
? !23#@S
? !(^23&"#@S+23+7o
M0,3_uKK'_fyK;