Cyanobacteria are photosynthetic prokaryotes. Which organelles do cyanobacteria cells contain?

(I.) Chloroplasts
(II.) Nucleus
(III.) Ribosomes


(A) I only
(B) II only
(C) III only
(D) I and II only
(E) I and III only
  1. Correct Answer: C


    Cyanobacteria are prokaryotes, and so do not contain membrane- bound organelles such as chloroplasts or a nucleus. All prokaryotes, however, do contain ribosomes.

Test ID: 1301
Source: SAT Biology Practice Tests