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TLS Online TPP Program

#Question id: 33357

Protein A has a binding site for ligand X with a Kd of 10-6 µM. Protein B has a binding site for ligand X with a Kd of 10-9 µM. Which statement is incorrect?

#Unit 1. Molecules and their Interaction Relevant to Biology
  1. Protein B has a higher affinity for ligand X.
  2. Protein A has a lower affinity for ligand X.
  3. At 10-9 µM conc of X, protein A will be 99% saturated
  4. At 10-9 µM conc of X, protein B will be 50% saturated
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TLS Online TPP Program

#Question id: 452

#Unit 1. Molecules and their Interaction Relevant to Biology

E'° of the NAD+/NADH half reaction is –0.32 V.  The E'° of the oxaloacetate/malate half reaction is –0.175 V.  When the concentrations of NAD+, NADH, oxaloacetate, and malate are all 10–5 M, the “spontaneous” reaction is:
TLS Online TPP Program

#Question id: 26915

#Unit 10. Ecological Principles

Cell walls allow plant cells to build up large internal hydrostatic pressures called
TLS Online TPP Program

#Question id: 2181

#Unit 2. Cellular Organization

What is the expected effect on salt accumulation in the plant vacuole of a mutation in the plant vacuolar ATPase that decreases the H+ concentration in the vacuole?
TLS Online TPP Program

#Question id: 3504

#Unit 11. Evolution and Behavior

Bird has a choice of four food resource with following character . assume all resource are equally abundant Following sequence of preference for resource ?
TLS Online TPP Program

#Question id: 1637

#Unit 4. Cell Communication and Cell Signaling

Protective antibodies against infectious agents are often: