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Biochemistry 2 > Midterm RETAKE > Flashcards

Midterm RETAKE Flashcards

1
Q
  1. Which pathway reaction takes place in the mitochondrion?
A. Synthesis of palmitic acid
B. Beta – oxidization of palmitic acid
C. Glycolysis
D. Glycogenesis
E. All of the answers A-D is false
A 
-  Beta – oxidatation of palmitic acid
Oxidaive phosporylation
- Citric Acid Cycle
Urea Cycle
Transamination
Regulation
Protein synthesis
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2
Q 
Start molecule of Ketogenesis?
A. Propionyl Coa
B. Glycerol
C. Glutamic acid
D. Acetyl CoA
A

D. Acetyl CoA

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3
Q

What contains in B-D Glucose

A

Cellulose

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4
Q 
Alanine transamination (ALT) transfers into an amine group from alanine to?
A. Pyruvate
B. Alpha-Ketoglutarate
C. Oxcalloacetate
D. Methoinine
E. Carbamoyl phosphate
A

B. Alpha-Ketoglutarate

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5
Q 
This enzymatic reaction takes place in the mitochondria
A. 6-phosphoglutamate dehydrogenase
B. Pyruvate kinease
C. Succinate dehydrogenase
D. Glucokinease
E. All of them
A

C. Succinate dehydrogenase

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6
Q 
Which enzyme uses NADP+ as a cofactor?
A. 6-P-gluconate dehydrogenase
B. Lactate dehydrogenase
C. Glyceraldehyde-3-phosphate- dehydrogenase
D. Succinate dehydrogenase
E. All of the answers are false
A

A. 6-P-gluconate dehydrogenase

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7
Q

Which one undergoes a decarboxylation to beta alanine?

A

Aspartate

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8
Q

Where is the localization of glycolysis?

A

Cytoplasm

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9
Q

What is the characteristics of Linoleic acid

A

Omega 6 usaturated fattyacid, two double bonds, 18C

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10
Q

What is the characteristics of Linolenic acid

A

Omega 3 unsaturated fattyacid, three double bonds, 18 C

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11
Q

What is the characteristics of Arachidonic acid?

A

Omega 6 unsaturated fattyacid, four double bonds, 20 C

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12
Q

How manny ATP will be produced for FADH2 in oxidative Phosphorylation?

A

2 ATP

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13
Q

Which reaction takes place in the mitochondrial matrix?
A. Respiratory chain
B. Glycolysis
C. Citric acid cycle

A

C. Citric acid cycle

Oxidative phosphorylation
Urea cycle
Transamination
Regulation
Protein synthesis
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14
Q

What is present in the urin of a healthy cat?

A

Urea, Allantoine, Ammuniun ion

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15
Q 
From which molecule can be produced oxalloacetate?
A. Malate
B. Pyruvate
C. Aspartate
D. All of the answers are false
E. All of the answers are true
A

E. All of the answers are true

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16
Q

Energy gain from oxidation of 1 mol glucose

A

36 ATP

17
Q

Start molecule of GNG (Gluconeogenesis)

A

Propionate or Pyruvate

18
Q

In which organ do we store Glycogen?

A

Liver

19
Q 
Which are produced in the liver?
A. Bilirubin I
B. Bilirubin II
C. Urobilinogen
D. None
A

B. Bilirubin II

20
Q

What produces most energy?
A. Glucose
B. Oleic Acid
C. Palmitic Acid

A

B. Oleic acid

21
Q

Energy gain in synthesis of NADH+H+ during phorsporylaton (Respiratory chain)?

A

4 mol ATP

3 mol ATP

22
Q

What are the product of degeneration of ketogenic amino acid?

A

Acetyl CoA or Aceto Acetate

23
Q

Which amino acid becomes GABA?
A. Alanine
B. Glutamate
C. Arginine

A

B. Glutamate

24
Q

Most energy gain?

A

Succinyl CoA

25
Q

Coenzymes

  1. Biotin A: Succuinate Dehydrogenase
  2. TPP B: Pyruvate Caboxylase
  3. PALP C: Phosphate Dehydrogenase
  4. NAD+ D: Tyrosine Carboxylase
  5. FAD + E: ………. Dehydrogenase
  6. NADP+ F: Transkelotase
A
  1. Biotin B: Pyruvate Caboxylase
  2. TPP F: Transkelotase
  3. PALP D: Tyrosine Carboxylase (to all AAc enzyme)
  4. NAD+ E: ………. Dehydrogenase
  5. FAD + A: Succuinate Dehydrogenase
  6. NADP+ C: Phosphate Dehydrogenase
26
Q

Synthesis:

Glutamate —>

A

Glutamate —> alpha keto glutarate

Enzyme: Glutamate dehydrogenase

27
Q

Synthesis:

B-hydroxybutyrate —>

A

B-hydroxybutyrate —> Acetoacetate

Enzyme: b-hydroxybutyrate dehydrogenase

28
Q

Synthesis:

Succinate —>

A

Succinate —> Fumarate

Enzyme: Succinate dehydrogenase

29
Q

Synthesis:

Glyceraldehyde- 3 - P —->

A

Synthesis:
Glyceraldehyde- 3 - P —-> 1,3 phospoglycerate
Glyceraldehyde-3-P dehydrogenase

30
Q

Synthesis:

Pyruvate –>

A

Pyrivate –> Oxaloacetate

Enzyme: Pyrivate carboxylase

31
Q

Synthesis:

Malate —>

A

Malate —> Oxalloacetate

Enzyme: Malate dehydrogenase

32
Q

And how much energy is produced in the beta oxidation of 1 mol palmitocyl-CoA?

A

131 ATP

129 from palmitic acid

33
Q

From 1 mol NADH how manny ATP is formed?

A

3 ATP

34
Q

From 1 mol NADH+ how manny ATP is formed?

A

12 ATP

35
Q

Synthesis:

Acetyl Coa –> Malonyl CoA

A

Acetyl Coa –> Malonyl CoA
Enzyme: Acetyl CoA carboxylase
(Biotin)

36
Q

Energy gain from oxidation of 2 mol glucose

A

72 ATP

37
Q 
Which establishment is not characteristic for the complex of the respiratory chain?
A. Collector is FMN
B. Hydrogen uptake from any NADH+H+
C. Contains HEM iron
D. Contain proton chanel
E. None of them
A

E. None of them

38
Q

Synthesis:

Pyruvate –>

A

Pyruvate –> Acetyl Coa

Enzyme: Pyruvate dehydrogenase

Biochemistry 2 (7 decks)

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