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TLS Online TPP Program

#Question id: 2026

Which of the following statement is FALSE regarding MHC proteins

#Unit 4. Cell Communication and Cell Signaling

  1. MHC class I is a dimer consisting of two chains: one alpha chain (three subunits) and b2 microglobulin chain expressed outside the cell membrane

  2. MHC class I is a dimer consisting of two chains: an alpha and a beta-chain each consisting of two subunits expressed outside the cell membrane

  3. To display a self-peptide in class I and II to maintain tolerance to self-proteins

  4. To display a foreign peptide in class II to show the body is infected and activate TH cells.

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TLS Online TPP Program

#Question id: 12947

#Unit 13. Methods in Biology

Match the following-
A. G- proteins.                    1.src
B. Growth factors.            2.erbB
C. Protein kinases.           3. N-ras
D. Growth factor receptor.   4.hst
TLS Online TPP Program

#Question id: 18597

#Unit 11. Evolution and Behavior

Rapid development of the flowering plant appeared in which geological era?
TLS Online TPP Program

#Question id: 755

#Unit 1. Molecules and their Interaction Relevant to Biology

Enzymes that regulate the process of supercoiling termed as;
TLS Online TPP Program

#Question id: 16488

#Unit 12. Applied Biology

Advantages of organ culture are
TLS Online TPP Program

#Question id: 2117

#Unit 2. Cellular Organization

Which of the following statements correctly describes osmosis?