By maintaining the unbound DNA in a relaxed state, topoisomerases facilitate the binding of histones to the DNA and the formation of additional nucleosomes.

Importantly, the overall effect on the plasmid is that the linking number is decreased as more nucleosomes are assembled

TLS Online TPP Program

#Id: 7202

#Unit 5. Developmental Biology

TLS Online TPP Program

#Id: 3720

#Unit 10. Ecological Principles

Clement’s organismic model - Competition causes sharp boundaries between groups of species; certain species group together.

TLS Online TPP Program

#Id: 1933

#Unit 4. Cell Communication and Cell Signaling

C5 Initiates the Generation of the MAC

TLS Online TPP Program

#Id: 368

#Unit 2. Cellular Organization

Supercoiling is related to two properties of genome

1. Packaging 

2. Linking number

TLS Online TPP Program

#Id: 2367

#Unit 5. Developmental Biology

Zeta neoblasts give rise to epidermal cell fates through a prog-1-positive postmitotic precursor state.