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TLS Online TPP Program

#Question id: 2149

A ligand-gated ion channel (such as the nicotinic acetylcholine receptor) is:

#Section 2: General Biology

  1.  a charged lipid in the membrane bilayer that allows ions to pass through.

  2. a membrane protein that permits a ligand to pass through the membrane only when opened by the appropriate ion.

  3. a membrane protein that permits an ion to pass through the membrane only when opened by the appropriate ligand.

  4. a molecule that binds to the membrane thereby allowing ions to pass through.

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TLS Online TPP Program

#Question id: 12735

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

Match the following:
A. Maize                                  i. Modified seed storage protein
B. Tomato                              ii. Modified ripening
C. Canola                                 iii. Resistance to insects
D. Soya Bean                         iv. Seed oil modification
TLS Online TPP Program

#Question id: 12736

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

Match the following:
1. Emphysema                                                    i.  Fibroblasts
2. Immune System Disorder                        ii.  HPRT cLesch-Nyhan syndrome                           iv. T and B cells
TLS Online TPP Program

#Question id: 12737

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

 Name the technique which is used to detect abnormalities at an early stage.
TLS Online TPP Program

#Question id: 12738

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

Match  the following:
1. Growth Factors                                                    i. GTPase
2. Protein kinases                                                    ii. PDGF
3. G- Proteins                                                           iii. DNA binding protein
4. Nucleus located transcription factors      iv.Serine Kinases
TLS Online TPP Program

#Question id: 12739

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

Method used for gene editing and for the development in Gene modifications is known as_______.
TLS Online TPP Program

#Question id: 12809

#General Aptitude

The breadth of a rectangular hall is three-fourth of its length. If the area of the floor is 768 sq. m. then the difference between the length and breadth of the hall is: