Multiple choice

Chemical composition of ribosome is

  1. DNA and RNA

  2. RNA and proteins

  3. DNA, RNA and Proteins

  4. DNA and histones

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

Ribosomes are ribonucleoprotein complexes consisting primarily of ribosomal RNA (rRNA) and ribosomal proteins. They are the site of protein synthesis in the cell.