Living cells employ forward-thinking and backward-thinking strategies. Both strategies require planning outside the immediate situation.
When a stem cell divides, one daughter cell must maintain its stemness while the other specializes. Therein lies another truckload of requirements.
Back in June I published a critique of a video posted on the popular YouTube science channel Veritasium.
Histones are responsible for organizing and packaging the DNA of a cell nucleus into structural units known as nucleosomes.