Assertion: cytoplasm's molecule | /r/CapableOf | enter the nucleus
Facets:
value: without regulation
type: OTHER
Source sentences:
text: Although small molecules can enter the nucleus without regulation, macromolecules such as RNA and proteins require association karyopherins called importins to enter the nucleus and exportins to exit.
text: The nuclear envelope is perforated with pores that allow molecules to enter and exit the nucleus.