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TLS Online TPP Program

#Question id: 470

If glucose labeled with 14C in C-1 were fed to yeast carrying out the ethanol fermentation, where would the 14C label be in the products?

#Unit 1. Molecules and their Interaction Relevant to Biology

  1. In C-1 of ethanol and CO2

  2. In C-1 of ethanol only

  3. In C-2 (methyl group) of ethanol only

  4. In C-2 of ethanol and CO2

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TLS Online TPP Program

#Question id: 12431

#Unit 10. Ecological Principles

Nitrifying bacteria participate in the nitrogen cycle mainly by
TLS Online TPP Program

#Question id: 11484

#Unit 7. System Physiology – Animal

Two students studying physiology taste a known "bitter" substance, and both report sensing bitterness. They then sample another substance. Student A reports sensing both a bitter taste and a salty taste, but student B reports only a salty taste. What is the most logical explanation?
TLS Online TPP Program

#Question id: 29040

#Unit 11. Evolution and Behavior

Select the correct match given table;
TLS Online TPP Program

#Question id: 8939

#Unit 9. Diversity of Life Forms

Cephalization is most closely associated with which of the following?
TLS Online TPP Program

#Question id: 12226

#Unit 10. Ecological Principles

Which  of  the  following  types  of  species interaction is  correctly paired with  its  effects  on  the  density  of  the  two interacting populations?