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TLS Online TPP Program

#Question id: 9265

To apply parsimony to constructing a phylogenetic tree,

#9. Diversity of Life Forms
  1. choose the tree that assumes all evolutionary changes are equally probable.
  2. choose the tree in which the branch points are based on as many shared derived characters as possible.
  3. choose the tree that represents the fewest evolutionary changes, in either DNA sequences or morphology.
  4. choose the tree with the fewest branch points.
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TLS Online TPP Program

#Question id: 3876

#3. Fundamental Processes

Which one of the following is not true of the mRNA for ovalbumin?
TLS Online TPP Program

#Question id: 3877

#3. Fundamental Processes

Differential RNA processing may result in:
TLS Online TPP Program

#Question id: 3878

#3. Fundamental Processes

Which of the following statements about the synthesis of rRNA and tRNA in E. coli is true?
TLS Online TPP Program

#Question id: 3879

#3. Fundamental Processes

Which of the following is not usually essential for the catalytic activity of ribozymes?
TLS Online TPP Program

#Question id: 3880

#3. Fundamental Processes

Which one of the following properties of the L-19 IVS ribozyme is not shared with enzymes that are purely protein?
TLS Online TPP Program

#Question id: 3881

#3. Fundamental Processes

Which one of the following statements about mRNA stability is true?