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TLS Online TPP Program

#Question id: 3832

You briefly expose bacteria undergoing DNA replication to radioactively labeled nucleotides. When you centrifuge the DNA isolated from the bacteria, the DNA separates into two classes. One class of labeled DNA includes very large molecules (thousands or even millions of nucleotides long), and the other includes short stretches of DNA (several hundred to a few thousand nucleotides in length). Which two classes of DNA do these different samples represent?

#Unit 3. Fundamental Processes

  1. leading strands and Okazaki fragments

  2. lagging strands and Okazaki fragments

  3. Okazaki fragments and RNA primers

  4. leading strands and RNA primers

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TLS Online TPP Program

#Question id: 1635

#Unit 4. Cell Communication and Cell Signaling

What is immunological unresponsiveness to self-antigens called?
TLS Online TPP Program

#Question id: 2094

#Unit 2. Cellular Organization

Porins
TLS Online TPP Program

#Question id: 28834

#Unit 2. Cellular Organization

All microtubules are nucleated from structures known as____
TLS Online TPP Program

#Question id: 10838

#Unit 10. Ecological Principles

Fighting over shared resources is called
TLS Online TPP Program

#Question id: 5842

#Unit 8. Inheritance Biology

 In homologous recombination in E. coli, the protein that moves along a double-stranded DNA, unwinding the strands ahead of it and degrading them, is: