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Genetics Quiz 1

 

Genetics  
Test 1   Test 1a*
Test 2   Test 3
Quiz 1   Quiz 2
Quiz 3   Test 4

*including answer

 

                                                     

1 .   Describe how Griffith (and Avery) showed that the hereditary material of pneumococci bacteria was contained in nucleic acids (as opposed to proteins).

 

2 .   Describe, sketch, and give the results of the experiment which showed DNA to be a semi-conservative process. 

 

3 .   What experimental technique (and principle) is used to fractionate large molecules?

 

4 .   What is the biochemical basis of sickle-cell anaemia?

 

5 .   Draw a diagram showing the bio-genetic steps to creating a sickle-celled haemoglobin chain.  (show the transcription and translation steps)