Ribosomes are structures in the cytoplasm where proteins are made.
Rough endoplasmic reticulum has ribosomes attached d.
Structures where proteins are made are located on rough endoplasmic reticulum.
Where are the structures where proteins are made located on?

  epidermis and dermis
  Something that makes plants green
  The area was once underwater
  Veins and arteries.
  rough endoplasmic reticulum
  sub-units of species
  Earth orbiting the Sun
  the body's largest organ