Chemical Process
Air used in aerobic fermentation must be sterilized, otherwise the

Contamination of pure culture would result
Uniformity of product cannot be achieved
None of these
Recovery of product will be difficult

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Chemical Process
Nylon 66 is so named because the

Number of nitrogen atoms between two carbon atoms are 6
Polymer was first synthesised in 1966
Number of carbon atoms between two nitrogen atoms are 6
Average degree of polymerisation of the polymer is 1966

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