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TLS Online TPP Program

#Question id: 250

 Much of the stability of the double-stranded DNA structure is the result of

#Unit 1. Molecules and their Interaction Relevant to Biology

  1. hydrogen bonding between purines.

  2. the phosphodiester backbone.

  3. the angle of the planes of the bases with respect to the helix axis.

  4. the stacking interactions between base pair.

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TLS Online TPP Program

#Question id: 11008

#Unit 7. System Physiology – Animal

Which of the following events is associated with the first heart sound?
TLS Online TPP Program

#Question id: 28776

#Unit 2. Cellular Organization

Which of the following statements is incorrect about actin molecules?
TLS Online TPP Program

#Question id: 24628

#Unit 2. Cellular Organization

In a cluster of genes mispairing between nonallelic loci can cause unequal crossing over can gives arise
TLS Online TPP Program

#Question id: 18781

#Unit 13. Methods in Biology

In which of the following case a large lattice is formed?
TLS Online TPP Program

#Question id: 6638

#General Aptitude

Choose the group of letters which is different from others.