TLS Online TPP Program

#Question id: 9235


Agricultural lands frequently require nutrient augmentation because ________.

#SCPH06 I Botany
  1. nitrogen-fixing bacteria are not as plentiful in agricultural soils because of the use of pesticides

  2. the nutrients that become the biomass of plants are not cycled back to the soil on lands where they are harvested

  3. land that is available for agriculture tends to be nutrient-poor
  4. cultivation of agricultural land inhibits the decomposition of organic matter
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TLS Online TPP Program

#Question id: 23165

#SCPH06 I Botany

For visualizing two proteins which are localized in nucleus through fluorescence microscopy which two sets of dyes can be best used for clear visual?

TLS Online TPP Program

#Question id: 23166

#SCPH06 I Botany

To visualize two proteins in fixed Hela cells using an epifluorescence microscope. Below is a list of various fluorophores (dyes) available to see those proteins.
1. FITC
2. GFP
3. Fluorescein
4. Alexa 568
Select the correct combinations of the appropriate dyes that would typically be utilized to observe co-localization in an epifluorescence microscope?

TLS Online TPP Program

#Question id: 23167

#SCPH06 I Botany

A secondary antibody can be generated by immunizing a goat with antibody which segment that is common to all rabbit IgG antibodies called goat anti-rabbit.

TLS Online TPP Program

#Question id: 23168

#SCPH06 I Botany

What are the advantages of using secondary antibodies in indirect immunofluorescence?
1.  It makes easy to choose a different conjugate no matter the primary antibody
2. Enhance detection by localizing more conjugate at the antigen
3. Conjugation of fluorophore can interfere with the primary antibody’s recognition of the antigen
Which of the following options is correct?

TLS Online TPP Program

#Question id: 23169

#SCPH06 I Botany

Indirect immunofluorescence microscopy uses an unlabeled primary antibody, followed by a fluorescently labeled 

TLS Online TPP Program

#Question id: 23170

#SCPH06 I Botany

Which epitope tags can be used to tag recombinant proteins?
1. FLAG
2. myc
3. TICK
Which of the following options is incorrect?