A purified hydrolytic enzyme (Mr 150 000) is available with the description: Gives a Vmax of 3 200 units/mg protein under optimal conditions. How many micromoles of substrate can be hydrolysed by 1 mg of protein in 1 minute  

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#Question id: 1424

#Section 3: Genetics, Cellular and Molecular Biology

Gain-of-function mutations in which of the following genes typify colorectal carcinomas?

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#Question id: 1637

#Section 2: General Biology

Protective antibodies against infectious agents are often:

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#Question id: 27309

#Section 3: Genetics, Cellular and Molecular Biology

In RNA, nucleotides are joined by which type of bond?

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#Question id: 27602

#Section 5: Bioprocess Engineering and Process Biotechnology

______________ is a process in which material is neither added nor removed from a process during operation.

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#Question id: 14423

#Section 5: Bioprocess Engineering and Process Biotechnology

Which of the following time is not included in continuous sterilization?