Which of the following enzyme has a unique ability to introduce positive and negative supercoiling of the DNA and it is the target for antibacterial agents such as ciprofloxacin/quinolones?

TLS Online TPP Program

#Question id: 7285

#Unit 5. Developmental Biology

During xenopus gastrulation, C3a functions as a short-range chemoattractant to guide the radial intercalation movements of cells. If Knockdown of C3a with antisense morpholinos results:

TLS Online TPP Program

#Question id: 2195

#Unit 2. Cellular Organization

Which of the following statements about the mobility of membrane components is true?

TLS Online TPP Program

#Question id: 31219

#Unit 4. Cell Communication and Cell Signaling

The intrinsic apoptosis pathway is mediated by an activated initiator caspase:

TLS Online TPP Program

#Question id: 28075

#Unit 6. System Physiology – Plant

P680 & P700 exist in various state such as reductant, strongest reductant, oxidant and strongest oxidant 

 Match then correctly

TLS Online TPP Program

#Question id: 27668

#Unit 1. Molecules and their Interaction Relevant to Biology

In a peptide bond the true electron density is intermediate. The barrier to C-N bond rotation/to keep the amide group planar requires of about