Which of the following enzyme-catalyzed reactions in the Embden-Meyerhof glycolytic pathway is reversible

1.  Hexokinase

2.   Phosphofructokinase

3.  Phosphoglycerate kinase

4.  Pyruvate kinase

5.  Pyruvate dehydrogenase

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5
Correct Answer :

Phosphoglycerate kinase


Explanation :
No Explanation available for this question

Mature ovules are classified based on the funiculus.If micropyle comes to lie close to the funiculus the ovule is termed as

1.  Orthotropous

2.  Anatropous

3.  Amphitropous

4.  Campylotropous

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4
Correct Answer :

Anatropous


Explanation :
No Explanation available for this question

After fertilization ovary is converted into

1.  Embryo

2.  Endosperm

3.  Seed

4.  Fruit

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4
Correct Answer :

Fruit


Explanation :
No Explanation available for this question

A deficiency of pyruvate dehydrogenase is one cause of lactic acidosis. Which of the following cofactors is not associated with the pyruvate dehydrogenase reaction

1.  NAD+

2.  FAD

3.  Coenzyme A

4.  Biotin

5.  Lipoic acid

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5
Correct Answer :

Biotin


Explanation :
No Explanation available for this question

During a sprint that generates an increase in serum lactate, ATP is broken down to ADP and then to AMP.5` -AMP is an allosteric activator of which of the following enzymes

1.  Glycogen synthase

2.  Glycogen phosphorylase

3.  Pyruvate carboxylase

4.  Phosphoenolpyruvate carboxykinase

5.  Glucose-6-phosphatase

View Answer  
5
Correct Answer :

Glycogen phosphorylase


Explanation :
No Explanation available for this question

In Albuminous seeds,food is stored in

1.  Cotyledons

2.  Endosperm

3.  Testa

4.  Plumule

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4
Correct Answer :

Endosperm


Explanation :
No Explanation available for this question

Ceramide is an intermediate in the biosynthesis of

1.  Phosphatidylcoholine

2.  Triglyceride

3.  Phosphatidylethanolamine

4.  Sphingomyelin

5.  Phosphatidylinositol 4,5-bisphosphate

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5
Correct Answer :

Sphingomyelin


Explanation :
No Explanation available for this question

If cotyledons remains below soil during germination,it is

1.  Hypogeal germination

2.  Vivipary

3.  Epigeal germination

4.  None of the above

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4
Correct Answer :

Hypogeal germination


Explanation :
No Explanation available for this question

Which of the following metabolites is required for fatty acid synthesis but not for b-oxidation

1.   NADH

2.  NADPH

3.  Coenzyme A

4.   Malonyl CoA

5.  Water

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5
Correct Answer :

Malonyl CoA


Explanation :
No Explanation available for this question

When micropyle,chalaza and hilum lie in a straight line,the ovule is said to be

1.  Anatropous

2.  Orthortropous

3.  Amphitropous

4.  Campylotropous

View Answer  
4
Correct Answer :

Orthortropous


Explanation :
No Explanation available for this question
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