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: 28236

#Unit 5. Developmental Biology

 One of the mechanism of stem cell regulation is Extracellular mechanisms which involve physical as well as chemical regulation. which of the following prediction is incorrect about the Physical mechanisms ?

TLS Online TPP Program

#Question id: 28237

#Unit 5. Developmental Biology

One of the regulation of extracellular mechanism is chemical regulation of stem cells takes the form of secreted proteins from surrounding cells that influence stem cell through signals, these Chemical signals maintain the stem cell in which state?

TLS Online TPP Program

#Question id: 28238

#Unit 5. Developmental Biology

 At what state stem cell exist, when stem cells become positioned farther from the niche? 

TLS Online TPP Program

#Question id: 28239

#Unit 5. Developmental Biology

 In principles of stem cell regulation involve Extracellular mechanisms leading to intracellular changes, for these changes various intracellular regulatory mechanisms include, except? 

TLS Online TPP Program

#Question id: 28240

#Unit 5. Developmental Biology

partitioning occurs at cytokinesis, factors determining cell fate are either selectively partitioned to one daughter cell or shared evenly between daughter cells, so these type of regulation called___

TLS Online TPP Program

#Question id: 28241

#Unit 5. Developmental Biology

regulation occurs through a factors that keep a stem cell in its quiescent or proliferative state, as well as promoting maturation of daughter cells toward a particular fate, these type of regulation is called as___