Transcript of কাষ/ Cell - Udvash
• ‘Micrographia’
• Robert Hooke-
• Carl P. Swanson.
-
• ( cm×. cm).
• - Mycoplasma PPLO (Pleuro Pneumonia Like Organism)
• 1.37
(Mathias Jakob Schleiden) (Theodor Schwann).
,
() :
(2n) , , ,
(n)
(prokayotes) VS (eukaryotes)
.
.
. DNA
.
. 70 50 + 30 . 80(60 + 40) 70
.
.
(prokayotes) VS (eukaryotes)
(prokayotes) VS (eukaryotes)
Mitochondria Lysosome Golgi body Plastid Vacuole Vesicle Peroxisome
Endoplasmic reticulum
Microfilament Microtubules Ribosome Proteosome Centriole
Intermediate filament
POLL QUESTION 1
?
(a)
•
•
• (Telophase)
•
• ,
• → ,
•
• -
β – D =
- Cellulose =
100 = ( )
20 = (250Å, 2000 Cellulose , )
250 =
= ()
/
) (Rotation):
) (Circulation):
Tradescantia-
Sandwitch ( )- Danielli Davson
Danielli Schmitt
[Unit membrane hypothesis] 1959 Robertson
/ 1972 Singer Nicolson
Vanderkoff & Green
,
(Macro-molecule)
RBC ABO blood grouping
POLL QUESTION 02
?
(a)
(d)
• RNA
• Richard B. Roberts
• rRNA
• , ,
•
• 70S (50S + 30S)
rRNA
• 80S (60S + 40S)
rRNA
E. coli
Poll Question 03
?
(a)
(b)
(c)
(d)
, , -K
()
()
()
/ //
-
.
.
.
.
.
’
RBC-
→ Spherosome/ Oleosome (
)
/
- LINK ( Liver, Intestine, Nerve, Kidney)
.
.
. - ( )
.
.
***
• (K.R. Porter) ;
• (Albert Claude)
• – (- )
(- )
•
•
(Microsome)
.
.
.
. , , ,
.
.
(Kolliker)
- *
*Amoeba-
-
RNA, DNA
( , ETS, )
(Ca, K)
Ca
Apoptosis
?
(a) (b) (c) (d)
POLL QUESTION 04
(ii) :
(W. Schimper).
, , -
→ Spirogyra
→ Oedogonium
→ Zygnema
→ Ulothrix
→ Pithophora
?
(a)
(b)
(c)
-
() (Cylinder wall)
() (Triplets)
[ ]
() (Linkers).
Van Benden.
Theodor Bovery
, , , ,
, , ( PADY)
•
•
:
( )
:
()
NUX ( nut) Nucleus
Vaucheria, Botrydium, Sphaeroplea Penicillium
-% %
/ RBC / / /
) – nm
) /
)
• , - • , RNA
DNA • RNA •
) / • • , = DNA + ( -)
Catalase.
-
Strasburger
Karl Nageli
Walter Flemming
Sutton Boveri
W. Waldeyer
Haplopappus gracilis [2n = 4 ]
Poa littarosa [2n = 506-530 ]
Ascaris megalocephalas [2n = 2 ]
Aulacantha [2n = 1600 ]
→ , DNA
→ , DNA
SAT SAT
. .
RNA DNA
RNA
- ()
(&)
DNA : DNA–
RNA– .-. DNA
(i) / = V
(ii) -/- = L
(iii) / = J
(iv) / = I
***
(i) →
(ii) →
(iii) → (Musa sp.)
(iv) →
(v) →
DNA