MCQ
In prokaryotes, chromatophores are
  • A
    specialized granules responsible for colouration of cells
  • B
    structures responsible for organizing the shape of the organism
  • C
    inclusion bodies lying free inside the cells for carrying out various metabolic activities
  • internal membrane systems that may become extensive and complex in photosynthetic bacteria

Answer

Correct option: D.
internal membrane systems that may become extensive and complex in photosynthetic bacteria
d
In prokaryotes, chromatophores are internal membrane system that may become extensive and complex in photosynthetic bacteria. It is structurally and functionally similar to eukaryotic chloroplast

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

Which of the following organisms are known as chief producers in the oceans?
Assertion: Pith is large and well developed in monocotyledons roots.
Reason: A large number of rounded, parenchymatous cells with large intercellular spaces which occupy the central portion of the stele constitute the pith.
Biodiversity Act of India was passed by the Parliament in the year
In Pinus, male cone bears a large number of
Match the following.

$\begin{array}{|p{0.3\linewidth}|l|} \hline Column\,\,-I  & Column\,\,-II  \\ \hline (1)\,\,Typical\,\,bacterial & (p)\,\,Site\,\,of\,\,protein\,\,synthesis \\ \hline (2)\,\,Ribosome & (q)\,\,1-2\,\,\mu\,m  \\ \hline (3)\,\,Long\,\,and\,\,branched & (r)\,\,Control\,\,of\,\,bacterial\,\,transform \\ \hline (4)\,\,Plasmid  & (s)\,\,Nerve\,\,cell  \\ \hline \end{array}$

Assertion: Biology is the story of evolution of living organisms on earth.
Reason: All living organisms- present, past and future are linked to one another by the sharing of the common genetic material, but to varying degrees.
The cells derived from cambium, root apical and shoot apical meristem differentiate and mature to perform specific functions. This act is called
Flowers with monadelphous condition and pentacarpellary ovary are present in
The pyramid that cannot be inverted in a stable ecosystem, is pyramid of
$A$ : Transgenic mice are being used to test the safety of the polio vaccine.

$R$ : It could replace the use of monkeys to test the safety of batches of the vaccine.