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Introduction to Bacteria and Fungi

Extension of ...

Question

Extension of plasma membrane in prokaryotes is a/an

A

ER

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B

Mesosome

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C

Ribosome

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D

Mitochondria

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Solution

The correct option is B Mesosome
Mesosomes or chondroids are formed due to invaginations of plasma membrane of bacteria. These are of two types - septal mesosomes and lateral mesosomes.They are more prevalent in Gram +ve bacteria and they are rich in respiratory enzymes.
Hence the correct option is B.

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