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Earn 100

Which of the following structure is not found in a prokaryotic cell?
(a)Ribosome
(b)Mesosome
(c)Plasma membrane
(d)Nuclear envelope

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Important Questions on Cell : The Unit of Life
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Match the columns and identify the correct option.
Column-I Column-II
(i) Disc-shaped sacs in Golgi apparatus (a) Thylakoids
(ii) Condensed structure of DNA (b) Cristae
(iii) Flat membranous sacs in stroma (c) Cisternae
(iv) Infoldings in mitochondria (d) Chromatin

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Mitochondria and chloroplast are:
(a) Semi-autonomous organelles
(b) Formed by division of pre-existing organelles and they contain DNA but lack protein synthesising machinery.
Which one of the following options is correct?
