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Which of the following protects the bacteria from the enzymes present in the external medium? |
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a) |
Slime layer |
b) |
S-layer |
c) |
Flagella |
d) |
Cell wall |
|
Which of the following protects the bacteria from the enzymes present in the external medium? |
|||||||
|
a) |
Slime layer |
b) |
S-layer |
c) |
Flagella |
d) |
Cell wall |
(a)
Many Gram positive and Gram negative bacteria have a regular structured layer called slime-layer on their surface. It may protect the cell against ion and pH fluctuations, osmotic stress, enzymes etc.