TLS Online TPP Program

#Id: 2295

#Unit 3. Fundamental Processes

scrunching model -proposes that DNA downstream from the stationary, promoter-bound, polymerase is unwound and pulled into the enzyme. The DNA thus accumulated within the enzyme is accommodated as single-stranded bulges.

TLS Online TPP Program

#Id: 9871

#Unit 6. System Physiology – Plant

The UVR8- COP1-SPA complex then activates the transcription of the major transcription factor HY5, which controls the expression of many of the genes induced by UV-B.

TLS Online TPP Program

#Id: 3962

#Unit 2. Cellular Organization

Chromosome has to be read under following heads

1. Packaging and packing proteins

2. Supercoiling

3. Loops, domains, centromere and telomere

4. Histones

TLS Online TPP Program

#Id: 9541

#Unit 11. Evolution and Behavior

James Hutton and Charles Lyell – Uniformitarianism

Darwin was greatly influenced by Lyell’s teachings, and he adopted uniformitarianism in his thinking about evolution.

TLS Online TPP Program

#Id: 5032

#Unit 3. Fundamental Processes

FtsZ functions at an early stage of septum formation.

Early in the division cycle, FtsZ is localized throughout the cytoplasm, but prior to cell division FtsZ becomes localized in a ring around the circumference at the mid-cell position.

The structure is called the Z-ring.