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TLS Online TPP Program

#Question id: 2917

With respect to the interconversion between open and condensed chromatin shown below: Which of the directions (i) or (ii) would you anticipate would be the consequence of the following types of chromatin modification?

#Unit 2. Cellular Organization

  1. Histone acetylation – (i) ; DNA methylation – (ii)

  2. Histone methylation – (i) or (ii) ;  Histone deacetylation – (i)

  3. DNA demethylation – (ii) ; Histone acetylation – (i)

  4. Histone deacetylation – (i) ; Histone methylation – (ii)

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TLS Online TPP Program

#Question id: 12957

#Unit 10. Ecological Principles

Dichlorodiphenyltrichloroethane is related to the phenomenon of:
TLS Online TPP Program

#Question id: 29571

#Unit 6. System Physiology – Plant

Histone deacetylase activity in the maize (Zea mays) inhibited by
TLS Online TPP Program

#Question id: 18809

#Unit 13. Methods in Biology

What radioactive molecule is used to end-label an oligonucleotide?

TLS Online TPP Program

#Question id: 2707

#Unit 2. Cellular Organization

Aminoglycoside antibiotics such as kanamycin, tobramycin, neomycin are known inhibitors of DNA synthesis. It contains a cyclitol ring linked to five or six membered sugars by glycosidic bonds. These antibiotics are
TLS Online TPP Program

#Question id: 1485

#Unit 4. Cell Communication and Cell Signaling

The presence of specific trophic factors (e.g., NGF) leads to activation of their cognate receptor tyrosine kinases (e.g., TrkA) and activation of :