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TLS Online TPP Program

#Question id: 4217

Which of the following statements correctly describes the function of a signal peptide?

#Unit 3. Fundamental Processes

  1. It directs an mRNA molecule into the cisternal space of the ER.

  2. It terminates translation of messenger RNA.

  3. It helps target a protein to the ER.

  4. It signals the initiation of transcription.

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TLS Online TPP Program

#Question id: 20026

#Unit 13. Methods in Biology

Which of the following technique is most sensitive, that can analyzed 2μg per ml of antigen?
TLS Online TPP Program

#Question id: 832

#Unit 1. Molecules and their Interaction Relevant to Biology

Ubiquitin-protein ligase (E3) are members of two unrelated families, those containing domain known as,
TLS Online TPP Program

#Question id: 19280

#Unit 9. Diversity of Life Forms

In which of the following taxa does the mature sporophyte depend completely on the gametophyte for nutrition? 
TLS Online TPP Program

#Question id: 3747

#Unit 3. Fundamental Processes

The sequence of proteins used in bacterial recombination is
TLS Online TPP Program

#Question id: 351

#Unit 1. Molecules and their Interaction Relevant to Biology

 If the cytoplasm of a cell is at pH 7, and the mitochondrial matrix is at pH 8, then the concentration of H+ ions ________.