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#Question id: 11779


Which of the following decreases the resistance in the arteries leading to the sinuses of the penis?

#Unit 7. System Physiology – Animal
  1. Stimulation of the sympathetic nerves innervating the arteries
  2. Nitric oxide
  3. Inhibition of activity of the parasympathetic nerves leading to the arteries
  4. All of the above
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#Question id: 23155

#Unit 13. Methods in Biology

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?

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#Question id: 23156

#Unit 13. Methods in Biology

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

#Unit 13. Methods in Biology

Immunofluorescence microscopy, the most widely used method of detecting 

TLS Online TPP Program

#Question id: 23158

#Unit 13. Methods in Biology

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.

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#Question id: 23159

#Unit 13. Methods in Biology

Rhodamine is a fluorescent dye which emits a colour?

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#Question id: 23160

#Unit 13. Methods in Biology

Texas is a fluorescent dye which emits a colour?