Living Environment - January 2010

41 The diagram below represents one technique used in biotechnology.

The organic compound used to cut the bacterial DNA so that the human DNA could be inserted is a

(1) molecular base      (3) specific enzyme
(2) carbohydrate         (4) hormone

42 The diagram below represents a process that occurs in a structure of a specialized cell.

Which row in the chart correctly identifies the letters in the diagram?

For Parts B2,C, D click on PDF version


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