Q.
Which one of the following organelles is located near the nucleus and contains a collection of flattened membrane bound cisternae?
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AIPMTAIPMT 1994Cell : The Unit of Life
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Solution:
Golgi apparatus is a stack of parallel, flattened, intercommunicating sacs or cistemae and many peripheral tubules and vesicles. The cistemae vary in number from 3 to 7 in most animal cells and from 10 to 20 in plant cells. They are usually equally spaced in the pile, separated from each other by thin layers of intercistemal cytoplasm. The latter may contain a layer of parallel fibres, called intercistemal elements, that support the cistemae. The cistemae are free of ribosomes and have swollen ends. They look like the smooth endoplasmic reticulum.