Sucrose is replace by another sugar in tobacco callus medium without effecting callus growth. This sugar is an osmotic agent and is not taken into the plant cells or metabolized because of its molecular size.

TLS Online TPP Program

#Question id: 19039

#Unit 13. Methods in Biology

In chromatography, the stationary phase can be ___________ supported on a solid.

TLS Online TPP Program

#Question id: 19040

#Unit 13. Methods in Biology

In chromatography, which of the following can the mobile phase be made of?

TLS Online TPP Program

#Question id: 19041

#Unit 13. Methods in Biology

Chromatogram is__________

TLS Online TPP Program

#Question id: 19042

#Unit 13. Methods in Biology

In thin layer chromatography, the stationary phase is made of _________ and the mobile phase is made of _________ 

TLS Online TPP Program

#Question id: 19043

#Unit 13. Methods in Biology

Ion exchange chromatography is based on? 

TLS Online TPP Program

#Question id: 19044

#Unit 13. Methods in Biology

Which of the following techniques would be most useful to identify as well as quantify the presence of a known impurity in a drug substance?