Which of the following is incorrectly matched

RNA Polymerase	Cellular RNAs Synthesized	Mature RNA (Vertebrate)
a. I	Large rRNA precursor	28S, 18S, and 5.8S rRNAs
b. I	hnRNAs	mRNAs
c. III	5S rRNA precursor	5S rRNA
d. III	7SL RNA (precursor?)	7SL RNA

#Question id: 752

#Unit 1. Molecules and their Interaction Relevant to Biology

The A260/A280 ratio of a double-stranded DNA sample can be used to assess its purity. The value for the pure DNA is ----------------

#Question id: 753

#Unit 1. Molecules and their Interaction Relevant to Biology

The renaturation of regions of complementarity between different nucleic acid strands is known as___________

#Question id: 754

#Unit 1. Molecules and their Interaction Relevant to Biology

If the twisting of the DNA is in the same direction as that of the double helix, that is the helix is twisted up before closure, this form of super coiling is known as;

#Question id: 755

#Unit 1. Molecules and their Interaction Relevant to Biology

Enzymes that regulate the process of supercoiling termed as;

#Question id: 756

#Unit 1. Molecules and their Interaction Relevant to Biology

The thermal denaturation of DNA may be reversed by cooling the solution. Rapid cooling allows:

#Question id: 757

#Unit 1. Molecules and their Interaction Relevant to Biology

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