A DNA sample has a 260/280 ratio of 2. Which of the following treatments can be used to get a better purity of DNA sample?

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#Question id: 3879

#SCPH05 I Biotechnology

Which of the following is not usually essential for the catalytic activity of ribozymes?

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#Question id: 2081

#I Life Science/ Life Sciences Group – I-V

The plasma membrane around a eukaryotic cell is composed of:

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#Question id: 14339

#SCPH05 I Biotechnology

In continuous culture which phase is usually longer? 

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#Question id: 4164

#SCPH05 I Biotechnology

Which help cells avoid mis-insertion of amino acids in protein synthesis?

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#Question id: 4166

#SCPH28 | Zoology

At the ribosome the template mRNA is translated in the __ direction, while the protein is synthesized in the __ direction.