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Phosphoenolpyruvate (PEP) is converted to oxaloacetate by the enzyme PEP deaminase.
A
True
B
False
Correct Answer:
False
PEP is converted to oxaloacetate by the enzyme PEP carboxylase. This is a type of carbon dioxide fixing reaction.
Name the enzyme which is responsible for the conversion of pyruvate to phosphoenolpyruvate (PEP)?
A
Pyruvate carboxylase
B
Pyruvate carboxykinase
C
Glucose 6-phosphatase
D
Phosphofructokinase
What is the enzyme used in the conversion of pyruvate to phosphoenolpyruvate?
A
Pyruvate monophosphate dikinase
B
Pyruvate orthophosphate dikinase
C
Pyruvate monophosphate reductase
D
Pyruvate orthophosphate reductase
The enzyme responsible for conversion of 2 phosphoglycerate to phosphoenolpyruvate is
A
Isomerase
B
Enolase
C
Pyruvate Kinase
D
Dehydrogenase
Which enzyme catalyzes the conversion of pyruvate to oxaloacetate?
A
Pyruvate carboxylase
B
Pyruvate dehydrogenase
C
Pyruvate kinase
D
Phosphofructokinase-1
Which enzyme is used in converting bicarbonate ion to oxaloacetate?
A
Phosphoenolpyruvate reductase
B
Phosphoenolpyruvate hydrogenase
C
Phosphoenolpyruvate carboxylase
D
Phosphoenolpyruvate dehydrogenase
Which enzyme is used to convert oxaloacetate to malate?
A
Malate dehydrogenase
B
Malate hydrolase
C
Malate carboxylase
D
Malate dehydratase
Adenosine deaminase
A
Is a mitochondrial enzyme
B
Activity is highest in lymphocytes in humans
C
Deficiency leads to severe combined immunodeficiency
D
Deficiency leads to impaired DNA synthesis
E
Deficiency leads to accumulation of inosine
ADA deficiency is caused due to ________ of the gene for adenosine deaminase.
A
addition
B
change
C
deletion
D
multiplication
Adenosine deaminase deaminates adenosine to ____________
A
Hypoxanthine
B
Inosine
C
Xanthine
D
Guanosine
Which of the following catalyzes the reversible degradation of 2-phosphoglycerate to phosphoenolpyruvate?
A
Trypsin
B
Enolase
C
Chymotrypsin
D
Hexokinase