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Janus-green-B is used for staining

A. ribosomes

B. chloroplast

C. mitochondrion

D. all of these

Correct Answer : C.


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  1. Hydroly tic enzymes are abundant in
  2. Sequence of nucleotides in a DNA strand is CAT TAG CAT CAT GAC, what will be the base sequence in complementary…
  3. The maximum magnification possible with electron microscope is
  4. Mitochondria were first observed in striated muscle cells by
  5. Janus-green-B is used for staining
  6. The unit of heredity is
  7. Nobel prize for RNA synthesis was awarded to
  8. Ribosomes of plastids and mitochondria are
  9. Concept of unit membrane was given by
  10. Cell membranes are composed mainly of
  11. Lysosomes were discovered by
  12. Extranuclear DNA is found in
  13. One angstrom is equal to
  14. The nucleus of a plant cell was discovered by
  15. Unstained living tissues of a cell can be examined by
  16. "The substance of cells is living " was firs suggested by
  17. The nucleus of a prokaryotic cell is represented by
  18. In the mitochondria, cytochromes are localised in
  19. In electron microscope the source of light used is
  20. One of the following is a single-membraned structure:
  21. The cells were first seen microscopically by
  22.  The function of cristae in a mitochondrion is
  23. Carbohydrate is synthesized from fat within
  24. Cellular components can be physically separated from each other by
  25. Cell theory was proposed by
  26. There are 46 chromosomes in humans, of which
  27. Intake of liquid food by formation of food vacuoles is called
  28. Chemical constitution of nucleus is
  29. Ribosomes are the centre of
  30. The largest cell organelle is