L2, amino acid metabolism 2,bio

 L2, amino acid metabolism 2, bio

Lecture video 




1. All of the following is true about methionine except 

A. Essential  
B. Glucogenic      
C. Can be converted to pyruvic acid  
D. Stable  

2. Sulfar containing amino acid  

A. Serine  
B. Cysteine  
C. Valine  
D. Tryptophan  

3. SAM is  

A. methyl donar  
B. active methionine  
C. lipotropic factor  
D. all of the above  

4. All of the following is true concerning glutathione except  

A. antioxidant  
B. coenzyme 
C. active methionine 
D. none of the above  

5. Glutathione is formed of  

A. glycine ,serine , glutamate  
B. glycine ,cysteine , glutamate 
C. glycine , methionine , glutamate  

6. All of the following is true about cysteine 

A. Essential 
B. Glucogenic  
C. Sulfal containing  
D. Enter in bile salts formation  
E. Non of the above  

7. Transmethylation reactions require   

B. Folic acid  
C. Vit B12 
D. B + C 

8. Essential ,glucogenic , sulfar containing  

A. Cysteine  
B. Cystine  
C. Methionine  
D. Homocysteine  

9. Formation of one molecule SAM require ………ATP 

A. 1 
B. 2 
C. 3 

True or false

10. Cystine is formed of 2 molecule of cysteine connected by peptide bond ( ) 


1. C
2. B
3. D
4. C
5. B
6. A
7. D
8. C
9. C
10. False