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TLS Online TPP Program

#Question id: 7125

Which of the following statement regarding Eph receptors and their ephrin ligands is NOT true:

#Unit 5. Developmental Biology

  1. They act through direct cell-cell contact

  2. Eph receptors are tyrosine kinases
  3. Low level of kinase activity of Eph receptor results in repulsion
  4. The interaction between ligands and receptors is important in axon guidance and neural crest cell migration
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TLS Online TPP Program

#Question id: 19009

#Unit 13. Methods in Biology

Which of the following is not a feature of carrier gas used in gas chromatography?
TLS Online TPP Program

#Question id: 19010

#Unit 13. Methods in Biology

If a molecule separated on their biological affinity, which chromatography is used
TLS Online TPP Program

#Question id: 19011

#Unit 13. Methods in Biology

Which one of the following methods is the most suitable for amino-acid analysis?
TLS Online TPP Program

#Question id: 19012

#Unit 13. Methods in Biology

Which of the following is the disadvantage of nitrogen, which can be used as carrier gas in gas chromatography?
TLS Online TPP Program

#Question id: 19013

#Unit 13. Methods in Biology

Ion exchange chromatography is based on the_____________
TLS Online TPP Program

#Question id: 19014

#Unit 13. Methods in Biology

Chromatography with solid stationary phase is called_________