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TLS Online TPP Program

#Question id: 4584

When Cuvier considered the fossils found in the vicinity of Paris, he concluded that the extinction of species ________.

#Unit 11. Evolution and Behavior

  1. does not occur, but evolution does occur

  2. and the evolution of species both occur

  3. and the evolution of species do not occur

  4. occurs, but that there is no evolution

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TLS Online TPP Program

#Question id: 1023

#Unit 4. Cell Communication and Cell Signaling

Which amino acid(s) is/are found only in the cell walls of bacteria?
TLS Online TPP Program

#Question id: 12563

#Unit 10. Ecological Principles

How does phosphorus normally enter ecosystems? 
TLS Online TPP Program

#Question id: 3762

#Unit 3. Fundamental Processes

Why does a new DNA strand elongate only in the 5' to 3' direction during DNA replication?
TLS Online TPP Program

#Question id: 168

#Unit 1. Molecules and their Interaction Relevant to Biology

 The peptide alanylglutamylglycylalanylleucine has:
TLS Online TPP Program

#Question id: 986

#Unit 1. Molecules and their Interaction Relevant to Biology

Inhibition of ATCase by a ________ nucleotide and activation of ATCase by a ________ nucleotide keep the balance of purine and pyrimidine pools in E. coli.