TLS Online TPP Program

#Question id: 10340


There several charecteristics of nitrate reductase, which of the following properties of nitrate reductase is incorrect?

#Applied Microbiology
  1. It is homodimer with two identical subunits
  2. Each containing three prosthetic groups: nicotinamide adenine dinucleotide (NAD), heme, and a molybdenum ion complexed to an organic molecule called a pterin
  3. Nitrate reductase is the main molybdenum-containing protein in vegetative tissues
  4. Nitrate reductase each subunit with 100KD
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TLS Online TPP Program

#Question id: 27957

#Biochemistry

Bicarbonate + Pyruvate→ Oxaloacetate

a. This reaction catalyzed by pyruvate carboxylase

b. This reaction catalyzed by carbonic anhydrases

c. Uses biotin as cofactor of pyruvate carboxylase

d. Uses biotin as cofactor ofby carbonic anhydrases

Which of the following is true about the given reaction

TLS Online TPP Program

#Question id: 27958

#Biochemistry

The overall equation for Gluconeogenesis is

TLS Online TPP Program

#Question id: 27960

#Biochemistry

Which of the following phenomenon is directly related to repair  

TLS Online TPP Program

#Question id: 27961

#Biochemistry

Conversion of Glucose 6-phosphate →  Ribulose 5-phosphate in oxidative phase involves

(a) 2NADP

(b) Removal of 1 CO2

(c) Uses G6PD as enzyme 

(d) No 2NADP is required

TLS Online TPP Program

#Question id: 27963

#Biochemistry

Which of the following is completely true about the α-ketoglutarate dehydrogenase complex

TLS Online TPP Program

#Question id: 27964

#Biochemistry

Enzymes their location and cofactor along with the inhibitors is given 
a. Citrate synthase Located in Matrix space uses CoA as cofactor and can be inhibited by Monofluoroacetyl-CoA
b. Aconitase Located in Inner membrane uses Fe2+ as cofactor and can be inhibited by Fluoro acétate
c. Isocitrate dehydrogenase Located Matrix space in uses NAD, NADP Mg2+. Mn2+ as cofactor and can be inhibited by ATP
d. Succinate dehydrogenase Located in Inner membrane uses FAD as cofactor and can be inhibited by Malonate, Oxaloacetate

Which of the following is correct