Multiple choice

_____ is the centre of protein synthesis for bacteria.

  1. Centrosome

  2. Ribosome

  3. Nucleus

  4. Cell wall

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

Ribosomes are the centre of protein synthesis in bacteria (and all cells). They are the molecular machines that read messenger RNA (mRNA) and assemble amino acids into polypeptide chains according to the genetic code. Bacteria have 70S ribosomes.