differentiation articles
What is the process where a simple, unspecialized cell develops into a distinct, specialized cell type called?
What fundamental process drives cellular differentiation across different cell types sharing the same DNA?
At which initial step does the precise control of gene expression primarily occur?
What specialized proteins interact directly with DNA sequences like enhancers or promoters to regulate gene activity?
What external molecule often initiates the differentiation program by binding to a cell membrane receptor?
What term describes heritable changes in gene expression that occur without altering the underlying DNA sequence?
What is the typical consequence of heavy DNA methylation on targeted genes within a specialized cell lineage?
What analogy is used in the text to describe how Transcription Factors select which gene sets will be expressed?
According to the text, what is required to maintain the stability of a highly specialized differentiated state?
What process involves a cell progressively narrowing the range of possible cell types it can become during development?
When did the process of differentiation, which created Earth's layered structure, begin?
What specific part of Earth's internal structure is responsible for generating the magnetic field?
Approximately what percentage of Earth’s total volume is constituted by the mantle?
How much of the planet’s volume does the familiar rocky surface layer, the crust, account for?
Which factor is identified as the most significant contributor to sustained internal heat required for differentiation?
What specific term is used to describe the phase marking the beginning of separation once the interior reached a molten state?
What is the most straightforward principle governing the bulk separation of heavy nickel-iron from lighter silicates during differentiation?
Despite being dense in its pure state, where did the heavy element uranium become concentrated due to its chemical properties?
Which major geological process demonstrates that Earth's differentiation is still ongoing through chemical and thermal evolution?