Which of the following cannot be used to remove protein contamination from nucleic acids?

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#Question id: 34182

#Unit 3. Fundamental Processes

A. The E. coli DNA polymerase III catalytic core contains three subunits, including a catalytic subunit and a proofreading subunit.

B. The DNA Pol III holoenzyme has at least two catalytic cores, a processivity clamp, and a dimerization clamp-loader complex.

C. A clamp loader places the processivity subunits on DNA, where they form a circular clamp around the nucleic acid.

D. Two catalytic core is associated with each template strand.

Which of the following combination is correct

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#Question id: 31304

#Unit 5. Developmental Biology

Hensen’s node is functionally equivalent to the which of the following structure of amphibian? 

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#Question id: 23161

#Unit 13. Methods in Biology

A classically used fluorescent dye which emits a orange light is?

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#Question id: 28420

#Unit 5. Developmental Biology

Which of the following cell is involved to shedding of most of the deep cells during chick development?

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#Question id: 33335

#Unit 2. Cellular Organization

What is meant by the term generation time?