Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 1725
TLS Online TPP Program

#Question id: 1750

IFNγ and TNF (TNFα) can act synergistically:

#Unit 4. Cell Communication and Cell Signaling

  1. To downregulate expression of MHC class I

  2. Because IFNγ downregulates expression of TNF receptors

  3. To upregulate expression of MHC class II

  4. Because they both bind to the same receptor

More Questions
TLS Online TPP Program

#Question id: 3298

#Unit 11. Evolution and Behavior

Which of the following is incorrect statement?
TLS Online TPP Program

#Question id: 450

#Unit 1. Molecules and their Interaction Relevant to Biology

The DG'° values for the two reactions shown below are given.

Oxaloacetate + acetyl-CoA + H2O -> citrate + CoASH DG'° = –32.2 kJ/mol

Oxaloacetate + acetate    ->   citrate DG'° = –1.9 kJ/mol

What is the DG'° for the hydrolysis of acetyl-CoA?

Acetyl-CoA + H2O -> acetate + CoASH + H+
TLS Online TPP Program

#Question id: 24613

#Unit 2. Cellular Organization

Allele polymorphism at any given locus is associated with
TLS Online TPP Program

#Question id: 5142

#Unit 5. Developmental Biology

The D set of blastomeres is the “organizer” of snail embryos. Experiments have demonstrated that the non-diffusible polar lobe [cortical] cytoplasm that is localized to the D blastomere is extremely important in normal molluscan development.  Which of the following is incorrect?
TLS Online TPP Program

#Question id: 4842

#Unit 8. Inheritance Biology

What is the unit of linkage map?