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TLS Online TPP Program

#Question id: 550

Which of the following statements is false?

#SCPH06 I Botany

  1. A reaction may not occur at a detectable rate even though it has a favorable equilibrium.

  2. After a reaction, the enzyme involved becomes available to catalyze the reaction again.

  3. For S -> P, a catalyst shifts the reaction equilibrium to the right.

  4. Lowering the temperature of a reaction will lower the reaction rate.

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TLS Online TPP Program

#Question id: 23153

#SCPH06 I Botany

SNARF-1is a fluorescent dye used to measure which ion concentration?
TLS Online TPP Program

#Question id: 23154

#SCPH06 I Botany

When the organelles pH is acidic the how the SNARF-1 dye measures this acidity?
TLS Online TPP Program

#Question id: 23155

#SCPH06 I Botany

Match the following ions in column I with their relevant dyes column II.
Column I                                                       Column II
1. K+                                                                 a. Fura-2
2. Ca2+                                                             b. SNARF-1
3. H+                                                                 c. Ion potassium green
Which of the following options is correct?
TLS Online TPP Program

#Question id: 23156

#SCPH06 I Botany

Most widely used method of detecting specific proteins, uses an antibody to which a fluorescent dye has been covalently attached
TLS Online TPP Program

#Question id: 23157

#SCPH06 I Botany

Immunofluorescence microscopy, the most widely used method of detecting 
TLS Online TPP Program

#Question id: 23158

#SCPH06 I Botany

You have purified protein X and injected into an animal so that over a period of weeks, the animal will mount an immune response and make antibodies to protein X. By which technique these generated antibodies can be extracted from blood serum.