Q- Ram prepared a mount of human cheek cell by staining it with methylene blue. But he did not see mitochondria in the cell. This is because:
(a) Human cheek cells do not have mitochondria
(b) They are too small to be seen under a compound microscope.
(c) Mitochondria does not get stained by methylene blue
(d) The microcope was not focused properly
Answer- (c) Mitochondria does not get stained by methylene blue