A. In E.coli, a natural closed DNA that is negatively supercoiled.

B. The intercalation of ethidium bromide first removes the negative supercoils and then introduces positive supercoils.

TLS Online TPP Program

#Question id: 11187

#Unit 7. System Physiology – Animal

Refer to the following graph of an action potential to answer the question.

The membrane's permeability to sodium ions is greatest at label ________.

TLS Online TPP Program

#Question id: 2751

#Unit 2. Cellular Organization

Adenovirus is a useful model of studying gene expression because __________

TLS Online TPP Program

#Question id: 18979

#Unit 13. Methods in Biology

For expression vector Strong and Regulatable Promoters are used which have

TLS Online TPP Program

#Question id: 30696

#Unit 1. Molecules and their Interaction Relevant to Biology

In the pathways for the breakdown of GM1, globoside, and sphingomyelin to ceramide, the ratio of residue  Glc ,Gal, GalNAc, Neu5Ac changes with different compound

Which of the following is incorrectly paired

TLS Online TPP Program

#Question id: 5178

#General Aptitude

Finding the numbers zeros 65×75×32×21×35×80 .