^{A DNA sample having mass 1 picogram undergoes PCR, the eluted DNA is weighted about 1 microgram, the minimum number of cycles required}

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#Question id: 1560

#Section 2: General Biology

An invertebrate, such as an insect, has innate immunity that can be nonspecific about which pathogens are prevented from harming its metabolism. Which of the following is most likely to function this way in the insectʹs intestine?

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#Question id: 3922

#Section 3: Genetics, Cellular and Molecular Biology

The σ70 subunit in E. coli RNA polymerase acts as a/an __.

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#Question id: 14311

#Section 5: Bioprocess Engineering and Process Biotechnology

Consider following fig, which applies to a fed-batch system.

                           

Assume at t = 0, V = 100 l, X = 2 g/l, m = 1 h-1 , S0 = 4 g/l, and S = 0.01 g/l. V is increased at a constant rate such that dV/dt = 20 l/h = F (or flow rate) and X is constant at all times. What is µ at t = 5 h?

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#Question id: 4325

#Section 3: Genetics, Cellular and Molecular Biology

Cell differentiation always involves

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#Question id: 15891

#Section 6: Plant, Animal and Microbial Biotechnology

The following are the plant material used for tissue culture except;