Multiple choice

Which structure of the cell programs the formation of ribosomes?

  1. Endoplasmic reticulum

  2. Nucleolus

  3. Nucleus

  4. cillia

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The nucleolus is a dense substructure inside the nucleus responsible for synthesizing and assembling ribosome components. The endoplasmic reticulum is involved in protein and lipid synthesis, while cilia are external cellular appendages for movement.