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TLS Online TPP Program

#Question id: 4153

Ubiquitin-mediated protein degradation is a complex process, and many of the signals remain unknown.  One known signal involves recognition of amino acids in a processed protein that are either stabilizing (Ala, Gly, Met, Ser, etc.) or destabilizing (Arg, Asp, Leu, Lys, Phe, etc.), and are located at:

#SCPH01 Biochemistry

  1. a helix-turn-helix motif in the protein.

  2. a lysine-containing target sequence in the protein.

  3. a zinc finger structure in the protein.

  4. the amino-terminus of the protein.

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TLS Online TPP Program

#Question id: 15894

#SCPH05 I Biotechnology

Activated charcoal is used in nutrition media to_____
TLS Online TPP Program

#Question id: 14111

#SCPH01 Biochemistry

which of the following is a database of translated nucleic acid sequences stored in the EMBL database?
TLS Online TPP Program

#Question id: 1091

#SCPH06 I Botany

Why does testosterone, a lipid-soluble signaling molecule that crosses the membranes of all cells, affect only target cells?
TLS Online TPP Program

#Question id: 6991

#SCPH06 I Botany

Metamorphosis of amphibians is triggered by environmental cues that act on the:
TLS Online TPP Program

#Question id: 13036

#SCPH05 I Biotechnology

In isoelectric focusing the protein will move until