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FREE BIOCHEMISTRY AND STUDY GAMES ABOUT RATE
LIMITING EZYMES EXAM QUESTIONS
Actual Qs and Ans Expert-Verified Explanation
This Exam contains:
-Guarantee passing score -34 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation
Question 1: RLS OF Fatty Acid Oxidation
Answer:
Carnitine Acetyltransferase I
Question 2: Galactose goes to Galactose 1P by?
Answer:
Galactokinase Using ATP to ADP Deficiency is Galactokinase deficiency
Question 3: Pyruvate goes to Oxaloacetate by?
Answer:
Pyruvate carboxylase Need Biotin,ATP, and CO2 (In Mitochondria) Activated by acetyl-CoA
Question 4: Carbamoyl Phosphate Synthase I is done in the?
Answer:
Mitochondria
Question 5: Oxaloacetate goes to Phosphoenolpyruvate
(PEP) by?
Answer:
Phosphoenolpyruvate (PEP) Carboxykinase (in Cytosol) Requires GTP
Question 6: RLS OF De Novo Purine Synthesis
Pg 68
Answer:
Glutamine- PRPP Amidotransferase
Question 7: De Novo Purine Synthesis
Pg 68
Answer:
Glutamine- PRPP Amidotransferase
Question 8: Phosphoenolypyruvate goes to Pyruvate in Glycolysis Via
Answer:
Pyruvate Kinase
Question 9: Acetaldehyde to Acetate by?
Answer:
Acetaldehyde Dehydrogenase (inhibited by Disulfram/Antibuse) (mitochondria) NADH increased
Question 10: Fructose to Fructose 1P by?
Answer:
Fructokinase Using ATP to ADP Deficiency is Essential Frucotosuria
Question 11: RLS OF Glycolysis
converts glucose C6H12O6, into pyruvate
Answer:
Phosphofructokinase-1 (PFK-1) In Cytosol
Question 12: Glucose to Glucose 6 Phosphate via
Answer:
Hexokinase / Glucokinase In the ER
Question 13: RLS of Bile Acid Synthesis
Answer:
7-Alpha hydroxylase
Question 14: RLS OF De Novo Pyrimidine Synthesis
Pg 68
Answer:
Carbamoyl Phosphate Synthase II
(CPS II)
Question 15: RLS OF HMP Shunt
Answer:
Glucose-6-phosphate dehydrogenase
(G6PD)
Question 16: RLS OF Glycogenolysis
Answer:
Glyogen Phosphorylase Deficient in McArle's Disease
Question 17: RLS of Heme Synthesis
Answer:
Aminolevulinic Acid Synthase
Question 18: RLS OF Fatty Acid Synthesis
Answer:
Acetyl-CoA Carboxylase (ACC)
Question 19: Galactose 1-P goes to Glucose 1-p By?
Answer:
Galactose 1 Phosphate Uridyl Transferase Using UDP-Glu to UDP-Gal (Severe galactosemia)
Question 20: RLS OF Cholesterol Synthesis
Answer:
HMG-CoA Reductase
Question 21: Glucose 6 Phosphate to 6-Phosphogluconolactone via
Answer:
Glucose 6 Phosphate dehydrogenase (G6PD) Question 22: Glucose 6-phosphate to Glucose which happens during Gluconeogenesis Via
Answer:
Glucose 6 Phosphatase (Von Gierke's) In ER
Question 23: Galactose goes to Galactitol by?
Answer:
Aldose reductase (cataracts) Question 24: Fructose 1p goes to Dihydroxyacetone and Glyceraldehyde by________ which goes to Glyceraldehyde 3-P
Answer:
Aldolase B Deficiency is Fructose intolerance
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