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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

17
Q

Start molecule of GNG (Gluconeogenesis)

A

Propionate or Pyruvate

18
Q

In which organ do we store Glycogen?

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
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
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
Synthesis: | Glutamate --->
Glutamate ---> alpha keto glutarate | Enzyme: Glutamate dehydrogenase
27
Synthesis: | B-hydroxybutyrate --->
B-hydroxybutyrate ---> Acetoacetate | Enzyme: b-hydroxybutyrate dehydrogenase
28
Synthesis: Succinate --->
Succinate ---> Fumarate | Enzyme: Succinate dehydrogenase
29
Synthesis: | Glyceraldehyde- 3 - P ---->
Synthesis: Glyceraldehyde- 3 - P ----> 1,3 phospoglycerate Glyceraldehyde-3-P dehydrogenase
30
Synthesis: Pyruvate -->
Pyrivate --> Oxaloacetate | Enzyme: Pyrivate carboxylase
31
Synthesis: Malate --->
Malate ---> Oxalloacetate | Enzyme: Malate dehydrogenase
32
And how much energy is produced in the beta oxidation of 1 mol palmitocyl-CoA?
131 ATP | 129 from palmitic acid
33
From 1 mol NADH how manny ATP is formed?
3 ATP
34
From 1 mol NADH+ how manny ATP is formed?
12 ATP
35
Synthesis: | Acetyl Coa --> Malonyl CoA
Acetyl Coa --> Malonyl CoA Enzyme: Acetyl CoA carboxylase (Biotin)
36
Energy gain from oxidation of 2 mol glucose
72 ATP
37
``` 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 ```
E. None of them
38
Synthesis: Pyruvate -->
Pyruvate --> Acetyl Coa | Enzyme: Pyruvate dehydrogenase

Biochemistry 2 (7 decks)

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