The DNA binding motif for many prokaryotic regulatory proteins, such as the lac repressor, is:

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#Question id: 11713

#Unit 9. Diversity of Life Forms

Theoretically, which two of the following present the richest potential sources of silica?

1.  marine sediments consisting of foram tests

2.  marine sediments consisting of diatom cases (valves)

3.  marine sediments consisting of radiolarian shells

4.  marine sediments consisting of dinoflagellate plates

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#Question id: 12858

#General Aptitude

The area of an equilateral triangle is 400√3 sq.m. Its perimeter is :

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#Question id: 5163

#General Aptitude

Find 1/(√9 - √8) + 1/(√8 - √7) +--------------------- + 1/(√5 - √4) = ?

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#Question id: 272

#Unit 1. Molecules and their Interaction Relevant to Biology

 Which is not a biological function of RNA?

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#Question id: 30079

#Unit 2. Cellular Organization

Which of the following best describes an Ac transposable element?