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TLS Online TPP Program

#Question id: 8789

If additional DNA sequence evidence shows that yeast genes for synthesizing proteins are more similar to protein-synthesizing genes in bacteria than those in archaea, a modern systematist would ________.

#Unit 9. Diversity of Life Forms
  1. redraw the phylogeny to show eukaryotes sharing a more recent common ancestor with bacteria than archaea
  2. redraw the phylogeny to show more recent common ancestry between archaea and yeast than between eukaryotes and archaea
  3. retain the phylogeny that shows a more recent common ancestor between eukaryotes and archaea
  4. retain the phylogeny that shows a more recent common ancestor between bacteria and archaea
More Questions
TLS Online TPP Program

#Question id: 32155

#Unit 1. Molecules and their Interaction Relevant to Biology

pKa values for ring nitrogen atoms 1 and 3 in uracil are 
TLS Online TPP Program

#Question id: 27157

#Unit 7. System Physiology – Animal

In hypothalamus, osmoreceptors are involved in
TLS Online TPP Program

#Question id: 8721

#Unit 9. Diversity of Life Forms

Based on cladistics, which eukaryotic kingdom is polyphyletic and, therefore, unacceptable?
TLS Online TPP Program

#Question id: 12446

#Unit 10. Ecological Principles

Which of the following factors will affect population growth rates?
TLS Online TPP Program

#Question id: 563

#Unit 1. Molecules and their Interaction Relevant to Biology

Both water and glucose share an —OH that can serve as a substrate for a reaction with the terminal phosphate of ATP catalyzed by hexokinase.  Glucose, however, is about a million times more reactive as a substrate than water.  The best explanation is that: