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TLS Online TPP Program

#Question id: 164

The uncommon amino acid selenocysteine has an R group with the structure —CH2—SeH (pKa = 5).  In an aqueous solution, pH = 7.0, selenocysteine would:

#Unit 1. Molecules and their Interaction Relevant to Biology

  1. be a fully ionized zwitterion with -1 net charge

  2. be found in proteins as D-selenocysteine.

  3. never be found in a protein.

  4. be nonionic.

More Questions
TLS Online TPP Program

#Question id: 1592

#Unit 4. Cell Communication and Cell Signaling

Which of these molecules is incorrectly paired with a source?
TLS Online TPP Program

#Question id: 1593

#Unit 4. Cell Communication and Cell Signaling

Which of the following results in long-term immunity?
TLS Online TPP Program

#Question id: 1594

#Unit 4. Cell Communication and Cell Signaling

HIV targets include all of the following except
TLS Online TPP Program

#Question id: 1595

#Unit 4. Cell Communication and Cell Signaling

The EBV antigen fragments will be presented by the virus-infected cells along with which of the following?
TLS Online TPP Program

#Question id: 1596

#Unit 4. Cell Communication and Cell Signaling

Which one of the following is function of Class III MHC genes?
TLS Online TPP Program

#Question id: 1597

#Unit 4. Cell Communication and Cell Signaling

Daudi tumor cells, caused due to mutation in?