_______________ a bacterial enzyme, uses the energy of ATP hydrolysis to introduce negative supercoiling into DNA hence removing positive supercoiling generated during replication.

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#Question id: 3855

#Part-A Aptitude & General Biotechnology

In eukaryotes, which of the following modifications is made to a primary transcript prior to its transport out of the nucleus?

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#Question id: 3857

#Part-A Aptitude & General Biotechnology

The CAAT box is usually located near the position:

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#Question id: 3858

#Part-A Aptitude & General Biotechnology

The 5' methyl guanosine caps added during RNA chain elongation performs what function?

1. prevents degradation by nucleases 

2. are recognized by protein factors

3. are used to identify the type of RNA

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#Question id: 3859

#Part-A Aptitude & General Biotechnology

Polyadenylation is:

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#Question id: 3860

#Part-A Aptitude & General Biotechnology

Guide RNAs:

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#Question id: 3861

#Part-A Aptitude & General Biotechnology

_ are sequences that are removed from primary transcripts, and _ are sequences that remain present in mature mRNA molecules.