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TLS Online TPP Program

#Question id: 19159

In anion exchange chromatography,

#Unit 13. Methods in Biology
  1. the column contains negatively charged beads where positively charged proteins bind
  2. the column contains positively charged beads where negatively charged proteins bind
  3. the column contains both positive and negatively charged beads where proteins bind depending on their net charge
  4. all of these
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TLS Online TPP Program

#Question id: 12667

#Unit 10. Ecological Principles

Which of the following is true?
TLS Online TPP Program

#Question id: 1491

#Unit 4. Cell Communication and Cell Signaling

All cancer-causing agents identified thus far have what feature in common?
TLS Online TPP Program

#Question id: 1603

#Unit 4. Cell Communication and Cell Signaling

MHC is,
TLS Online TPP Program

#Question id: 19787

#Unit 13. Methods in Biology

Polymerase chain reaction is based on___
a) Thermal modulation
b) pH dependent
c) Formation of amplicons by inserting some inputs for analysing its efficiency
d) Inter-complementary primers formation
TLS Online TPP Program

#Question id: 1130

#Unit 4. Cell Communication and Cell Signaling

In muscle cells, glycogen phosphorylase kinase is activated by

a. Ca2+.           b. diacylglycerol.   c. nitric oxide.       d. protein kinase A.