Neural plate formation follow the principle of development:  often the signals promoting the specification of one cell type also block the specification of an alternative cell type.

TLS Online TPP Program

#Id: 533

#Unit 2. Cellular Organization

Fold potential (measured in negative units) is high (more negative) in introns, and low (more positive) in exons.

TLS Online TPP Program

#Id: 6031

#Unit 3. Fundamental Processes

In mammalian systems where the DNA polymerase does not have a 5’–3’ exonuclease activity, Okazaki fragments are connected by a two-step process. 

TLS Online TPP Program

#Id: 2969

#Unit 3. Fundamental Processes

In yeast,  The origin enters S phase in the condition of a prereplication complex, which contains ORC, Cdc6, Cdt1, and the inactive helicase, the MCM proteins

TLS Online TPP Program

#Id: 6997

#Unit 5. Developmental Biology

TLS Online TPP Program

#Id: 8654

#Unit 2. Cellular Organization

Sic1 inhibitor is degraded following its ubiquitinylation by the SCF ubiquitin-protein ligase