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#Question id: 11697


In order for male differentiation to occur during embryonic development, testosterone must be secreted from the testes. What stimulates the secretion of testosterone during embryonic development?

#Biochemistry
  1. Luteinizing hormone from the maternal pituitary gland
  2. Human chorionic gonadotropin
  3. Inhibin from the corpus luteum
  4. Gonadotropin-releasing hormone from the embryo’s hypothalamus
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TLS Online TPP Program

#Question id: 27946

#Biochemistry

The overall equation for glycolysis is

TLS Online TPP Program

#Question id: 27948

#Biochemistry

Which of the following are the priming reactions of the glycolysis
a. Fructose 6-phosphate → 1,6-bisphosphate
b. Glucose →  Glucose 6-phosphate
c. Glucose 6-phosphate → Fructose 6-phosphate
d  Glyceraldehyde 3-phosphate → 1,3-Bisphosphoglycerate

TLS Online TPP Program

#Question id: 27949

#Biochemistry

Which of the following reaction is catalyzed by enzyme phosphohexose isomerase (phosphoglucose isomerase)

TLS Online TPP Program

#Question id: 27950

#Biochemistry

Some of the properties of Hexokinases I, II, III & IV is given

a. Hexokinases I, II, and III shows hyperbolic curve of glucose binding while Hexokinase IV shows sigmoidal curve 

b. Accumulation of glucose 6-phosphate inhibits hexokinases I–III by feedback mechanism 

c. Accumulation of glucose 6-phosphate allosterically inhibits hexokinases I–III.

d. The allosteric effector of Hexokinase IV is fructose 6-phosphate.

Which of the following is incorrect  

TLS Online TPP Program

#Question id: 27951

#Biochemistry

Fructose 6-phosphate + ATP phosphate  → Fructose 1,6-bisphosphate + ADP bisphosphate + ADP
a.This is a second priming reaction of glycolysis 
b. This reaction can be inhibited by increasing the concentration of citrate and ATP
c. This reaction can be inhibited by increasing the concentration ADP, AMP & F2,6BP
d. This reaction can be activated by increasing the concentration ADP, AMP & F2,6BP

Choose the correct option regarding the given reaction

TLS Online TPP Program

#Question id: 27952

#Biochemistry

Which of the following given set of condition will favours gluconeogenesis