List of top Biotechnology Questions

If the Laplace transform of a function \(f(t)\) is given by \[ \frac{s+3}{(s+1)(s+2)}, \] then the value of \(f(\ln2)\) is

The random variable \(X \sim \text{Bin}(11,p)\). If \(P(X=8)=P(X=7)\), then \(p=\)

Consider the differential equation \[ \frac{d^{2}y}{dx^{2}}+3\frac{dy}{dx}+2y=0 \] with the conditions \(y(0)=20\) and \(y'(0)=10\). Then, the value of \[ y(1)e^{2}-50e+20= \] is

Let \[ A= \begin{pmatrix} 1 & x & 2x \\ 1 & 3x & 5x \\ 1 & 3 & 4 \end{pmatrix}, \qquad x\neq0. \] If \(\det(A)=0\), then \(x=\)

A circular plasmid of 6 kb has a single EcoRI site. After complete digestion, how many fragments are produced?

The system of equations \(2x+y=5,\; x-3y=-1,\; 3x+4y=k\) is consistent when \(k\) is

A DNA probe of 1000 nucleotides incorporates radioactive nucleotides at 10% efficiency. Number of labelled nucleotides is

In a batch culture, biomass concentration increases from \(0.5~g/L\) to \(4~g/L\) in 2 hours. The specific growth rate (\(\mu\)) is

Which file format includes both sequence and quality scores?

Which method is used for local sequence alignment?

The European Bioinformatics Institute maintains which nucleotide database?

Which database contains 3D structures of biomolecules?

For a continuous reactor with \(D=0.2~h^{-1}\), residence time (\(\tau\)) is

For a culture, \( \mu_{max}=0.8~h^{-1} \) and \( K_s=0.2~g/L \). At substrate concentration \( S=0.2~g/L \), \( \mu \) is

Yeast artificial chromosomes (YACs) are useful because they

Graft versus host disease occurs when

Which of the following restriction enzymes produces blunt ends?

Which of the following is a component of innate immunity?

In cloning, reprogramming of somatic nucleus is achieved by

Macrocarriers differ from microcarriers in that they

Oxygen limitation in animal cell culture leads to

Overexpression of rate-limiting enzymes leads to

Monoclonal antibodies are

Recombinant protein production in animal cells is typically

A key difference in animal cell culture media is the requirement for