O-LevelBiologyGenetics & Variation5090/12 · May/June 2016 · Q381 Mark
Which statements about genetic engineering to produce human insulin are correct? 1 The human insulin gene is cut out of human DNA. 2 The insulin gene is inserted into bacterial DNA. 3 The genetically engineered bacteria are cultured in large numbers. 4 These cultured bacteria are used in injections for diabetics.
A1, 2, 3 and 4
B1, 2 and 3 only
C1, 2 and 4 only
D2, 3 and 4 only
✓ Correct answer
B: 1, 2 and 3 only
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