A student takes a quiz consisting of 5 multiple choice questions. Each question has 4 possible answers. If a student is guessing the answer at random and answer to different are independent, then the probability of atleast one correct answer is

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#Question id: 1671

#Section 2: General Biology

A chromosome on which T-cell receptor α chain gene rearrangement has occurred lacks which of the following gene segments?

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#Question id: 14518

#Section 1: Engineering Mathematics

From a pack of cards two are drawn, the first being replaced before the second is drawn. The probability that the first is a diamond and the second is a king is

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#Question id: 18711

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

SYBR green qPCR based on 

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#Question id: 21732

#Section 5: Bioprocess Engineering and Process Biotechnology

Rate constants for the first-order decomposition of acetonedicarboxylic acid

CO(CH2COOH)2(aq) → CO(CH3)2(aq) + 2 CO2(g)

are k = 4.75 ×10^–4 s^–1 at 293 K and k = 1.63 ×10^–3 at 303 K. What is the activation energy, Ea, for this reaction?

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#Question id: 14288

#Section 5: Bioprocess Engineering and Process Biotechnology

During a batch culture experiment the following data was obtained 

What will be the product yield (g) per gram of substrates?