Statement 1 : |
Gram negative bacteria do not retain the stain when washed with alcohol |
Statement 2: |
The outer face of the outer membrane of Gram negative bacteria contains lipopolysaccharides, a part of which is integrated into the membrane lipids. |
a) |
Statement 1 is True, Statement 2 is True; Statement 2 is correct explanation for Statement 1 |
b) |
Statement 1 is True, Statement 2 is True; Statement 2 is not correct explanation for Statement 1 |
c) |
Statement 1 is True, Statement 2 is False |
d) |
Statement 1 is False, Statement 2 is True |
Statement 1 : |
Gram negative bacteria do not retain the stain when washed with alcohol |
Statement 2: |
The outer face of the outer membrane of Gram negative bacteria contains lipopolysaccharides, a part of which is integrated into the membrane lipids. |
a) |
Statement 1 is True, Statement 2 is True; Statement 2 is correct explanation for Statement 1 |
b) |
Statement 1 is True, Statement 2 is True; Statement 2 is not correct explanation for Statement 1 |
c) |
Statement 1 is True, Statement 2 is False |
d) |
Statement 1 is False, Statement 2 is True |
(c)
Gram staining technique was developed by the Danish Bacteriologist Hans Christian Gram in 1884. It is a very useful procedure and on the basis of it bacteria can be classified into :
(i) Gram positive, those, which give positive test with Gram stain.
(ii) Gram negative, those, which give negative test with Gram stain.
Statement 1: |
The true nucleus is generally absent in |
Statement 2: |
An undifferentiated, unorganized fibrillar nucleus without any limiting membrane is observed in prokaryotic cells. |
a) |
Statement 1 is True, Statement 2 is True; Statement 2 is correct explanation for Statement 1 |
b) |
Statement 1 is True, Statement 2 is True; Statement 2 is not correct explanation for Statement 1 |
c) |
Statement 1 is True, Statement 2 is False |
d) |
Statement 1 is False, Statement 2 is True |
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