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TLS Online TPP Program

#Question id: 24219

When Fructose 2,6-bisphosphate binds to its allosteric site on PFK-1 results

#Unit 1. Molecules and their Interaction Relevant to Biology
  1. decreases the enzyme’s affinity for its substrate fructose 6-phosphate and reduces its affinity for the allosteric inhibitors ATP and citrate
  2. decreases the enzyme’s affinity for its substrate fructose 6-phosphate and increases its affinity for the allosteric inhibitors ATP and citrate
  3. increases the enzyme’s affinity for its substrate fructose 6-phosphate and reduces its affinity for the allosteric inhibitors ATP and citrate
  4. increases the enzyme’s affinity for its substrate fructose 6-phosphate and increases its affinity for the allosteric inhibitors ATP and citrate
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TLS Online TPP Program

#Question id: 2363

#Unit 2. Cellular Organization

Cells lining the respiratory tract contain ______ that help keep the lungs clear of particles.
TLS Online TPP Program

#Question id: 23198

#Unit 13. Methods in Biology

The commonly used heavy metals in staining for electron microscopy are.
1. Uranium
2. Gold
3. Lead
4. Osmium
5. Platinum
Which of the following option has correct combination?
TLS Online TPP Program

#Question id: 580

#Unit 1. Molecules and their Interaction Relevant to Biology

In a first order chemical reaction, the velocity of the reaction is proportional to the ________, while in a zero order reaction, the velocity of the reaction is proportional to the ________.
TLS Online TPP Program

#Question id: 12861

#General Aptitude

The length of two sides of an isosceles triangle are 15 and 22 respectively. What are the possible values of perimeter ?
TLS Online TPP Program

#Question id: 1717

#Unit 4. Cell Communication and Cell Signaling

Which of the following functions are macrophages unable to carry out?