Which of the following cannot be used to remove protein contamination from nucleic acids?

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#Question id: 2040

#Unit 4. Cell Communication and Cell Signaling

The role of complement in rapid response to a first exposure to a variety of organisms involves which of the following?

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#Question id: 18783

#Unit 13. Methods in Biology

Sensitivity of various immunoassays are given match them correctly

Assay	Sensitivity∗ (g antibody/ml)
a) Mancini radial immunodiffusion	i) 2
b) Ouchterlony double immunodiffusion	ii) 20–200
c) Immunoelectrophoresis	iii) 20–200
d) Rocket electrophoresis	iv) 10–50

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#Question id: 28198

#Unit 5. Developmental Biology

Cells of the responding tissue must have both a receptor protein for the inducing factor and the ability to respond to the signal, the ability to respond to a specific inductive signal is called as____

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#Question id: 33517

#Unit 2. Cellular Organization

If an average length of E. coli peptide is 300 amino acid. How many genes are approximately there in E. coli genome?

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#Question id: 5418

#General Aptitude

In a class of 25 students, the average merks obtained by 23 of them in an examination was 50. The remaining two got 0 each. By how much did the two lower the average for the class?