In the holoenzyme, which sigma region acts as a molecular mimic of DNA?

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#Question id: 28359

#Unit 5. Developmental Biology

 if the Vasa is mutant that gives the mutant phenotype except_____

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#Question id: 10650

#Unit 10. Ecological Principles

Following some characteristic feature of K selected species

A. semelparity 

B. Mate choice

C. Density independent mortality

D. large size of offspring

What is the above combination is correct?

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#Question id: 18623

#Unit 13. Methods in Biology

Which of the following PCR has been devised to increase the specificity of PCR without lowering the efficiency

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#Question id: 14693

#Unit 13. Methods in Biology

Two sisters A and B appeared for an Audition. The probability of selection of A is 1/5 and that of B is 2/7. The probability that both of them are selected is

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#Question id: 9153

#Unit 9. Diversity of Life Forms

Imagine some cosmic catastrophe jolts Earth so that its axis is perpendicular to the orbital plane between Earth and the sun. The most obvious effect of this change would be ________.