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: 3877

#SCPH28 | Zoology

Differential RNA processing may result in:

TLS Online TPP Program

#Question id: 3027

#I Life Science/ Life Sciences Group – I-V

Which of the following contains a copy of the chromosome, along with a small amount of dehydrated cytoplasm, within a tough wall?

TLS Online TPP Program

#Question id: 15138

#SCPH01 Biochemistry

Match the items in group 1 with an appropriate description in group 2.
Group 1                                                                Group 2
(P) SWISS PROT                                 (1) derived protein structure database 
(Q) Local alignment                          (2) protein sequence database
(R) CATH                                             (3) GAP
(S) Global alignment                        (4) Smith–Waterman algorithm

TLS Online TPP Program

#Question id: 2947

#SCPH01 Biochemistry

You perform an experiment where you prevent Cdc20 from binding to APC  in a cell line that usually completes the cell cycle in 60 minutes. Your experiment prevents Cdc20 from binding to APC for 120 minutes, and then you fix and stain the DNA, securin, separase and cohesin proteins. Which of the following would NOT be found in the observed cell?

TLS Online TPP Program

#Question id: 19125

#SCPH01 Biochemistry

Which nature of interaction between the analytes and the biological material used in biosensor?
1. The analytes may be converted into a new chemical molecule (by enzymes)
2. The analytes may simply bind to the biological material present on the biosensor 
3. The analytes may be converted into dimer molecule 
Which of the following above statements are correct?