Question

In prokaryotes, chromatophores are

• A. specialized granules responsible for coloration of cells
• B. structures responsible for organizing the shape of the organism
• C. incusion bodies lying free inside the cells for carrying out various metabolic activities
• D. internal membrane systems that may become extensive and complex in photosynthetic bacteria

Answer 1

Answer: (D)

In some prokaryotes like, photosynthetic bacteria and blue-green algae possess small membrane lined chromatophores, which is similar to but chemically simpler than the chlorophyll of plants. The chromatophore is a simple, spherical body that lacks the complex internal structure, typical of plant chloroplasts.