سوال و جواب (علوم آزمایشگاهی)

[jo-boy]

In animals, HMG-CoA is synthesized
A. in the cytosol and mitochondrial matrix
B. on the endoplasmic reticulum and plasma membrane
C. in the Golgi apparatus primarily
D. on the endoplasmic reticulum and outer mitochondrial membrane
E. on the plasma membrane

منم فک کنم 1 بشه

 

[VERSA]

my smart friends!
yea
thats A

 

[VERSA]

Which of the following factors attracts neutrophils?
a. C-reactive protein
b. Soluble antibody-antigen complexes
c. C5a
d. IL-2
e. Amyloid A protein

 

[sahar2]

Which of the following factors attracts neutrophils?
a. C-reactive protein
b. Soluble antibody-antigen complexes
c. C5a
d. IL-2
e. Amyloid A protein

c5a میشه گلم

 

[VERSA]

آنافیلاتوکسین ها و جذب نوتروفیل
مرسی سحرجان

 

[VERSA]

Which amino acid has an R-group pKa closest to physiological pH?
A. lysine
B. histidine
C. glutamate
D. arginine
E. aspartate

 

[VERSA]

Which of the following does not describe hemoglobin?
A. Hemoglobin is an oxygen transport protein.
B. Hemoglobin is an allosteric protein.
C. Hemoglobin has quaternary structure.
D. Copper ions are important in hemoglobin's ability to bind oxygen.
E. Hemoglobin is composed, in part, of an iron containing heme group.

 

[VERSA]

What is the pH of an aqueous solution that has a [OH-] of
3.45 x 10-5 M?
A. 3.47
B. 4.47
C. 5.53
D. 9.54
E. none of the above

 

[VERSA]

Prekallikrein can be activated by:
a. components of the extrinsic pathway of coagulation.
b. tissue thromboplastin and coagulation factor IX.
c. plasmin and coagulation factor Xa.
d. thrombin and kininogen.
e. activated factor XII.

 

[sahar2]

Which amino acid has an R-group pKa closest to physiological pH?
A. lysine
B. histidine
C. glutamate
D. arginine
E. aspartate

جواب میشه هیستیدین

 

[sahar2]

Which of the following does not describe hemoglobin?
A. Hemoglobin is an oxygen transport protein.
B. Hemoglobin is an allosteric protein.
C. Hemoglobin has quaternary structure.
D. Copper ions are important in hemoglobin's ability to bind oxygen.
E. Hemoglobin is composed, in part, of an iron containing heme group.

فکر کنم b بشه

 

[sahar2]

Prekallikrein can be activated by:
a. components of the extrinsic pathway of coagulation.
b. tissue thromboplastin and coagulation factor IX.
c. plasmin and coagulation factor Xa.
d. thrombin and kininogen.
e. activated factor XII.

جواب گزینه e

 

[melodic_m68]

Which amino acid has an R-group pKa closest to physiological pH?
A. lysine
B. histidine
C. glutamate
D. arginine
E. aspartate

histidin chon khasiyate baffery dare? gozine b dorost ast?b

 

[melodic_m68]

Which of the following does not describe hemoglobin?
A. Hemoglobin is an oxygen transport protein.
B. Hemoglobin is an allosteric protein.
C. Hemoglobin has quaternary structure.
D. Copper ions are important in hemoglobin's ability to bind oxygen.
E. Hemoglobin is composed, in part, of an iron containing heme group.

d ghalat ast chon fe naghshe mohemmi darad na cu?gozineh d

 

[sahar2]

d ghalat ast chon fe naghshe mohemmi darad na cu?gozineh d

درسته من همه اش مس و نقش فرواکسیدازیشو با این قاطی می کنم یادم میاد قبلآ هم یه بار این اشتباهو کردم تا 3 نشه بازی نشه

 

[VERSA]

نوشته اصلی توسط VERSA نمایش پست ها
Prekallikrein can be activated by:
a. components of the extrinsic pathway of coagulation.
b. tissue thromboplastin and coagulation factor IX.
c. plasmin and coagulation factor Xa.
d. thrombin and kininogen.
e. activated factor XII.
گزینه ی e درسته.

 

[VERSA]

سوال PH
-log 3.45 x 10-5= 4.46=p OH
14-p OH=PH
PH=9.54
گزینه D

 

[melodic_m68]

یک فرصت عالی برای دانشجویان آزمایشگاهی:
the city hospital در امارات متحده ی عربی و شهر دبی برای سال 2016 دانشجویان کارشناسی ارشد در رشته های میکروبیولوژی ،بیوشیمی،ایمونولوژی،هماتولوژی استخدام می کند.اطلاعات بیشتر تا چند ماه دیگر در سایت

http://www.ehl.ae/thecityhospital/PageContent.aspx?pageid=131&groupid=11

The City Hospital, Dubai, UAE :: Department of Pathology and Laboratory Medicine

 

[VERSA]

ma age emsal qaboool shiiimm mitooonim berim yaniii

 

[jo-boy]

یک فرصت عالی برای دانشجویان آزمایشگاهی:
the city hospital در امارات متحده ی عربی و شهر دبی برای سال 2016 دانشجویان کارشناسی ارشد در رشته های میکروبیولوژی ،بیوشیمی،ایمونولوژی،هماتولوژی استخدام می کند.اطلاعات بیشتر تا چند ماه دیگر در سایت

The City Hospital :: About Us - Profile

The City Hospital, Dubai, UAE :: Department of Pathology and Laboratory Medicine

خوبه ولی تا اونجایی که شنیدم پولی زیاد با اینجا فرق نداره اگه هم زیاد بدن خرج زندگی اونجا گرونه