Which of the following statements is true for Mycoplasma?
- APresence of cell wall
- BPresence of nucleus
- CAbsence of cell wall
- DDefinite shape
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Column-$I$ Column-$II$ $A$. Halophiles $i$. Gram-negative bacteria $B$. Thermoacidophiles $ii$. Extremely salty areas $C$. Spirochetes $iii$. Responsible for methane production $D$. Firmicutes $iv$. Acidic and high temperature environments $v$. Gram-positive bacteria
| Column-$I$ | Column-$II$ |
| $A$. Halophiles | $i$. Gram-negative bacteria |
| $B$. Thermoacidophiles | $ii$. Extremely salty areas |
| $C$. Spirochetes | $iii$. Responsible for methane production |
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| $v$. Gram-positive bacteria |
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