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Test questions of the Lesson 3

Less Obose ore or more correct answers.The functions of tRNA are:

A) form a part of ribosomes, B) bring amino acids to ribosomes,

C) bring information about protein's structure from DNA to ribosomes.The functions of mRNA are:

A) form a part of ribosomes, B) brings amino acids to ribosomes,

C) bring information about protein's structure from DNA to ribosomes.The functions of rRNA are:

A) form a part of ribosomes, B) bring amino acids to ribosomes,

C) bring information about protein's structure from DNA to ribosomes. Transcription is a synthesis of:

A) DNA, B) mRNA, C) tRNA, D) rRNA, E) polypeptide.The eukaryotic RNA consists of:

A) two strands, B) one strand, C) four strands.The complemented pairs of RNA are:

A) A-T, B) A-C, C) A-U, D) G-C, E) C-T, F) C-U, G) U-A.The complemented pairs of DNA are:

A) A-T, B) A-C, C) A-U, D) G-C, E) C-T, F) C-U, G) U-A.What is anticodon?Draw the shape of tRNA.1.2.3.4.5.6.7.8.9.

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Test questions of the Lesson 3

Less Obose ore or more correct answers.

1. The complemented pairs of DNA are:

A) A-T, B) A-C, C) A-U, D) G-C, E) C-T, F) C-U, G) U-A.

2. The complemented pairs of RNA are:

A) A-T, B) A-C, C) A-U, D) G-C, E) C-T, F) C-U, G) U-A.

3. The eukaryotic RNA consists of:

A) two strands, B) one strand, C) four strands.

4. The functions of tRNA are:

A) form a part of ribosomes, B) bring amino acids to ribosomes,

C) bring information about protein's structure from DNA to ribosomes.

5. The functions of mRNA are:

A) form a part of ribosomes, B) brings amino acids to ribosomes,

C) bring information about protein's structure from DNA to ribosomes.

6. The functions of rRNA are:

A) form a part of ribosomes, B) bring amino acids to ribosomes,

C) bring information about protein's structure from DNA to ribosomes.

7. 
   

   What is anticodon? Draw the shape of tRNA.

   
   


8. 
   

   Transcription is a synthesis of:

   
   

A) DNA, B) mRNA, C) tRNA, D) rRNA, E) polypeptide.

9. Processing-splicing is:

A) "cutting" of introns, B) "cutting" of exons, C) capping of 5'-end.

10. Translation is a synthesis of:

A) DNA, B) mRNA, C) tRNA, D) rRNA, E) polypeptide.

11. The rare ways of genetic information's transmission are:

A) straight transcription, B) replication, C ) RNA -> RNA ,D) DNA protein ,

E) protein

protein.

12. The possible ways of genetic information's transmission are:

A) straight transcription, B) replication, C) RNA RNA, D) DNA protein,

) protein → mRNA. E

13. The impossible ways of genetic information's transmission are:

A) straight transcription, B) replication, C) RNA -> RNA, D DNA → protein,

E) translation, F) protein mRNA

14. The more often ways of genetic information transmission are: A) straight transcription, B) replication, C) RNA RNA, D) DNA→ protein,

E) translation. 15. The impossible ways of genetic information's transmission are:

A) straight transcription, B) protein → DNA, C) RNA → RNA,

D) DNA→ protein, E) translation, F) protein mRNA, G) replication.

16. 
    

    Gene is...

    
    


17. 
    

    Exon is...

    
    


18. 
    

    Intron is...

    
    


19. 
    

    Junk DNA is...

    
    


20. 
    

    Splicing is a process results

    
    


21. 
    

    What is alternative splicing?

    
    


22. 
    

    What is gene expression? 23. Genetic information is...

    
    


23. 
    

    Genetic material is...

    
    


24. 
    

    The rule of the stream of genetic information says:...