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TLS Online TPP Program

#Question id: 23880

Which of the following tools of recombinant DNA technology is incorrectly paired with its use?

#Unit 13. Methods in Biology
  1. restriction enzyme–production of RFLPs
  2. DNA ligase–enzyme that cuts DNA, creating the sticky ends of restriction fragments
  3. DNA polymerase–used in a polymerase chain reaction to amplify sections of DNA
  4. reverse transcriptase–production of cDNA from mRNA
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TLS Online TPP Program

#Question id: 238

#Unit 1. Molecules and their Interaction Relevant to Biology

Purines which are found mainly in both deoxyribonucleotides and ribonucleotides are
TLS Online TPP Program

#Question id: 11230

#Unit 9. Diversity of Life Forms

Which statement about bacterial cell walls is false?
TLS Online TPP Program

#Question id: 5546

#Unit 5. Developmental Biology

By the end of _______________ , distribution of cells into the three primary tissue types has been completed
TLS Online TPP Program

#Question id: 30066

#Unit 7. System Physiology – Animal

When the cholinergic vagal fibers to nodal tissue are stimulated, Membrane becomes:
TLS Online TPP Program

#Question id: 26945

#Unit 10. Ecological Principles

If the net reproductive rate is less then 1 than it represents____