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সকল বিষয়

1
5
১০
6
π
2π
π2
2π
12
13
12
32
Created: 4 months ago | Updated: 1 day ago
cos-1(1-2x2)
cos-1(3x-2x3)=
cos-1(2x2-1)
cos-1(4x3-3x)
Created: 4 months ago | Updated: 1 day ago
32
12
3
13
Created: 4 months ago | Updated: 2 days ago
56
1
π4
-56
4
2
(4n+1)π8
(4n+1)π2
Created: 4 months ago | Updated: 2 days ago
12x
12x
12Inx
2x
গেইটোনোগেমি
এলোগেমি
জেনোগেমি
অটোগেমি
C.G. Ehrenberg
Robert Koch
Louis Pasteur
Leeuwenhoek
ফল
বীজ
ভ্রুণ
সস্য
ফ্রেডারিক সেনগার
হরগোবিন্দ খোরানা
চার্লস ডারউইন
লুই পাস্তুর
সূর্যমুখী
কুমড়া
ছোলা
কলাবতী
DNA এবং প্রোটিন
RNA এবং প্রোটিন
DNA এবং লিপিড
RNA এবং লিপিড
স্কে্রিড
জাইলেম
ফাইবার
প্যারেনকাইম
পাকস্থলী
বৃক্ক
হৃদযন্ত্র
ফুসফুস
মনোসাইট
লিম্ফোসাইট
বেসোফিল
নিউট্রোফিল
ফুসফুস
যকৃত
বৃক্ক
পাকস্থলী
নালীবিহীন গ্রন্থি থেকে নিঃসৃত হয়
রক্তের মাধ্যমে পরিবাহিত হয়
সাধারণত প্রোটিনধর্মী পদার্থ
রাসায়নিক সমন্বয়ক হিসেবে কাজ করে
mRNA
tRNA
rRNA
gRNA
Created: 10 months ago | Updated: 4 weeks ago
বৃতির অংশ
দলের অংশ
উপবৃতির অংশ
পুষ্পপুটের অংশ
এনজাইম হল প্রোটিন
এর কার্যকারিতা pH দ্বারা নিয়ন্ত্রিত
এরা তাপ প্রবণ নয়
সাধারণত বহিঃক্ষরা গ্রন্থি থেকে নিঃসৃত হয়
Created: 10 months ago | Updated: 4 weeks ago
কোষচক্রের
মাইটোসিসের
মিয়োসিসেরে
অ্যামাইটোসিসের
ম্যালিক এসিড
অক্সালো অ্যাসিটিক এসিড
পাইরুভিক এসিড
সাইট্রিক এসিড
amylase
restriction
protease
Cellulose
Created: 4 months ago | Updated: 1 day ago
1-32
±(1-32)
1-3-2
±(1-3-1)
±(1+3-1)
Created: 4 months ago | Updated: 7 hours ago
x=y=z=0
x=0, y=-b,z=c
x=y=z=a2
x=a, y=-a, z=0
x=1, y=1, z=-1c
129(2i¯+3j¯+4k)¯
429(2i¯+3j¯+4k)¯
429(4i¯+3j¯+2k)¯
429(-4i¯+3j¯+2k)¯
429(-4i¯+3j¯-2k)¯
Created: 6 months ago | Updated: 1 day ago
1
13
12
16
Created: 10 months ago | Updated: 1 day ago
a
B
A  B
A B
None
2.5
16-2.53
.5-2
-1623.5
None
[-3,3], [0,3],
[0,3], [3,-3],
[3,-3], [0,-3],
[-3,0], [3,0],
None
2cosθ2n-1
2cosθ2n
2cosθ2n+1
2cosθ2
2cosθ2
1
2
>2
None
Created: 6 months ago | Updated: 7 hours ago
aax
ax log a 
aax3
aazx(log a)3 
1
Created: 10 months ago | Updated: 4 days ago
e
0.5
None
Created: 10 months ago | Updated: 2 days ago
k=0(-1)k  x2k22k(k!)2
k=0(-1)k  (2k+1)k!
k=0(-1)k  ln x k k!
k=0(-1)k +1  x k k!
k=0(-1)k   x -12 2lnk
πa2
πab
π4abs
ab
None
A¯×(B¯ × C)
A¯.(B¯ × C)
A¯.(B¯  C)
A¯+(B¯× C)
A¯. B¯+B¯. C
0<θ<90°
90°<θ<180°
180°<θ<270°
270°<θ<260°
-90°<θ<0°
12loge2+π4i
2loge2+π4i
12loge2-π4i
12loge2+(2n+12) πi where n is an interger
12loge2+(n+14) πi where n is an interger
(1-a4) -b2(4-b2)
2a(1+a2+b2)
-2a(1+a2+b2)
(1+a2+b2)
-2a(1+a2+b2)3
Streptomyces griceus
penicillium notatum
Saccharomyecs cerevisiae
Streptococcus lactis
C2H5COOCH3
C2H5OH
(C2H2)2O
CH3COOH
লালমনিরহাট
পঞ্চগড়
কুড়িগ্রাম
নীলফামারী
Created: 4 months ago | Updated: 9 hours ago
He is working with his wife and three daughter
He is working with an American association
He is working with a nurse for twenty-four hours
He is working with the assistance of a computer and a machine that converts messages into sound
He is working with research and lectures
sometimes
some time
sometime
some times
something
Created: 4 months ago | Updated: 9 hours ago
Memorandums
Memorandas
Memorandras
Memoranda
memories
Created: 4 months ago | Updated: 9 hours ago
The flower had lost its freshness
The flower has lost its life
The flower has lost its beauty
The flower has lost its glamour
The flower have lost its life
start up
take in
take up
take off
get up
(about, to)
(about, on)
(about, by)
(about, with)
(about, of)
Created: 4 months ago | Updated: 3 days ago
Fever was died of by him
His death was caused to fever
He was died of by fever
He was caused to die of fever
Fever was caused him to die of
had grown
had been grown
was grown
grew
Mother said if I know the way
Mother asked if I don't know the way
Mother said whether I would know the way
Mother asked if I didn't know the way
Mother asked whether I had known the way
What a shocking news to her!
How shocking the news was to her!
What a sorrowful news it was to her!
How was shocking the news to her!
What a shocking news it was to her!
Created: 10 months ago | Updated: 4 weeks ago
Horse race
Riding Fast
Pleasure trip
Helping all
To act recklessly
The boy said what a terrible storm it was
The boy said with fear that it was a terrible storm
The boy exclaimed with fear that it was a very terrible storm
The boy exclaimed what a terrible storm it was
The boy said with fear that it is a terrible storm
Don't you?
aren't you?
Do I?
Don't I?
Do you?
husband
wife
Bed partner
Inactive partner
Good partner
down
up
above
on
below
Created: 10 months ago | Updated: 4 days ago
Percentage of interest
Hard-earned money
Bribe
Black money
Wage
being telecasted
been telecasted
been telecast
being telecast
telecasted
Created: 10 months ago | Updated: 1 day ago
leggend
legend
envoy
wastrel
dullard
Where did man come from and where will he go?
Where is man's post, where is his future?
Were is man coming from and where is he going?
Where was man found, where will he enter?
Where had man come from and where will he be going?
He is rich so he is unhappy
He is rich that is why he is unhappy
He is rich so that he is unhappy
He is rich and unhappy
He is rich but unhappy
I saw what a book was read by him
He was reading a book seen by me
He was seen reading a book by me
I saw him that a book was read
He was reading a book that was seen by me
sin2a+ytan a
sin2a+ysin a
sin2a+ycos a
sin2a+ysec a
sin2a+ycos y
x0 limasin x-3x5x
5
3
2
–57.23
+57.23
–45.096
+45.096
+12.134
CH3-CH2-CH3
CH3-CH = CH2
CH3-C  CH
C2H6
CH2 = CH2 বিঃদ্রঃ-(নিজে চেষ্টা করুন সঠিক উত্তরটি জানা নেই)
F-
CO32- বিঃদ্রঃ-(নিজে চেষ্টা করুন সঠিক উত্তরটি জানা নেই)
SO42-
S2- 
CI-
CHCl3(I) + O2(g) 2COCl2(g) + 2HCl(g)
CHCI3 Zn/HzO CH4 + HCI
CHCI3 Zn/HCI CH4 + HCI
CHCl3 + HNO3  CCl3-NO2 + H2O
CHCl3 + 4NaOH(alc)  HCOONa + NaCl + H2O