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TLS Online TPP Program

#Question id: 4151

The signal sequences that direct proteins to the nucleus are:

#Section 3: Genetics, Cellular and Molecular Biology

  1. always at the amino terminus of the targeted protein.

  2. cleaved after the protein arrives in the nucleus.

  3. glycosyl moieties containing mannose 6-phosphate residues.

  4. not located at the ends of the peptide, but in its interior.

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TLS Online TPP Program

#Question id: 1966

#Section 2: General Biology

Mammals have Toll-like receptors (TLRs) that act in a manner similar to those of insects. While not specific to a particular pathogen, a TLR can recognize a kind of macromolecule that is absent from vertebrates but present in/on certain groups of pathogens. Which of the following is most likely to be recognized by a particular TLR that defends against some viruses?
TLS Online TPP Program

#Question id: 3727

#Section 3: Genetics, Cellular and Molecular Biology

Fragments on the lagging strand are joined by the enzyme ________.
TLS Online TPP Program

#Question id: 1573

#Section 2: General Biology

Which cells and which signaling molecules are responsible for initiating an inflammatory response?
TLS Online TPP Program

#Question id: 16004

#Section 6: Plant, Animal and Microbial Biotechnology

According to Eagle, the growth of L-strain and Hela-strain cultures require to have mandatory presence of
TLS Online TPP Program

#Question id: 27189

#Section 5: Bioprocess Engineering and Process Biotechnology

How long will it take for the initial concentration of A to fall from 0.20 M to 0.075, if the rate constant for a reaction of zero-order in A is 0.035 mol L–1 s–1.