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TLS Online TPP Program

#Question id: 240

Purines and pyrimidines exist in two tautomeric forms (lactam and lactim); nucleosides exist in two conformations (syn and anti). The most common forms found in cells are

#Unit 1. Molecules and their Interaction Relevant to Biology

  1. lactam and anti.       

  2. lactam and syn.

  3. lactim and anti.  

  4. lactim and syn.

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TLS Online TPP Program

#Question id: 12282

#Unit 10. Ecological Principles

Pielou Evenness index
TLS Online TPP Program

#Question id: 12283

#Unit 10. Ecological Principles

For both tables value of Simpson Index is
TLS Online TPP Program

#Question id: 12284

#Unit 10. Ecological Principles

The feeding relationships among the species in a community determine the community's
TLS Online TPP Program

#Question id: 12285

#Unit 10. Ecological Principles

The principle of competitive exclusion states that
TLS Online TPP Program

#Question id: 12286

#Unit 10. Ecological Principles

Keystone predators can maintain species diversity in a community if they
TLS Online TPP Program

#Question id: 12287

#Unit 10. Ecological Principles

Food chains are sometimes short because