In a batch sterilization process if ∇overall , ∇heating & ∇cooling are 32.2, 9.8 & 10.1 respectively, then the holding time at 121ºC of the process is (given that the specific death rate (k) of microorganisms at 121ºC is 2.54 min-1 ):

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#Question id: 5244

#Section 3: Genetics, Cellular and Molecular Biology

Transformation can used to map bacterial gene, which of the following statement is correct?

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#Question id: 2940

#Section 3: Genetics, Cellular and Molecular Biology

Chk1is activated by:

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#Question id: 74

#Section 2: General Biology

The enthalpy and entropy of the initial and final states of a reacting system are shown in the table. Calculate the change in free energy for the reaction when the temperature is 4°C.

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#Question id: 2104

#Section 2: General Biology

Peripheral membrane proteins:

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#Question id: 185

#Section 2: General Biology

Match the amino acids with their correct functional group:

1. Indole	i. Histidine
2. Imidazole	ii. Tryptophan
3. Thiol	iii. Cysteine
4. Pyrrolidine	iv. Proline