The Nucleolus Organizer Region NOR)is Responsible for Production of What

Question

The nucleolus organizer region NOR)is responsible for production of what type of cell structure?
A)endoplasmic reticulum
B)nucleolus
C)mitochondria
D)chromatids
E)ribosome

Accepted Answer

The nucleolus organizer region (NOR) is responsible for the production of ribosomes, as it contains the genes for ribosomal RNA (rRNA) which are essential for ribosome assembly.