Three machines A, B and C produce respectively 60%, 30% and 10% of the total number of items of a factory. The percentages of defective output of these machines are respectively 2%, 3% and 4%. An item is selected at random and found defective. Find the probability that the item was produced by machine C.

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#Question id: 4178

#Section 3: Genetics, Cellular and Molecular Biology

The acceptor stem of tRNA consists of the __.

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#Question id: 27258

#Section 3: Genetics, Cellular and Molecular Biology

There are characteristic patterns of hydrogen bonding and of overall shape that are exposed in the major groove that distinguish an A:T base pair from a G:C base pair, and, for that matter, A:T from T:A, and G:C from C:G,

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#Question id: 21265

#Section 5: Bioprocess Engineering and Process Biotechnology

In a chemical reaction, __________ are conserved.

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#Question id: 3332

#Section 3: Genetics, Cellular and Molecular Biology

The frequencies of alleles 'H' and 'h' in a population at Hardy- Weinberg equilibrium are 0.6 and 0.4, respectively. In a random sample of 1000 individuals taken from the population, how many are expected individuals carry H allele?

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#Question id: 178

#Section 2: General Biology

Given the pKa values of different acidic sites in cysteine, the principal ionic form which will never exist at any pH