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Milestones in DNA history


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1.

The first organism ever to be cloned from adult cells was :

  A cow

  Dolly, the sheep

  Northern Leopard frogs

  Tadpoles

  Half-n-half Clue
 

2.

One of the surprises uncovered by the Human Genome project was the surprisingly small number of genes that humans possess. This number is approximately :

  10000

  35000

  80000

  60000

  Half-n-half Clue
 

3.

The scientist who created the first recombinant DNA molecules :

  Paul Berg

  James Shapiero

  Howard Temin

  Ian Wilmut

  Half-n-half Clue
 

4.

Robert Holley, Har Gobind Khorana, and Marshall Nirenberg shared the Nobel prize for medicine in 1968 for their contribution to DNA reasearch, which was :

  the discovery of the presence of DNA which could not be expressed.

  the elucidation of protein synthesis.

  the discovery of the lac(tose) operon.

  the discovery of the structure of DNA.

  Half-n-half Clue
 

5.

The Double Helix structure of DNA was first described by :

  Peter Mitchell

  James Watson, Francis Crick and Maurice Wilkins

  Watson and King

  Oswald Avery

  Half-n-half Clue
 

6.

The scientist who first showed that genetic material is a heat stable chemical is :

  Oswald Avery

  Erwin Chargaff

  Friedrich Miescher

  Franklin Griffith

  Half-n-half Clue
 

7.

The scientist who identified the transforming agent in Griffith's famous experiment (1928) as DNA was :

  Erwin Chargaff

  Peter Mitchell

  Friedrich Miescher

  Oswald Avery

  Half-n-half Clue
 


 
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