Select the incorrect statements.

• A

  The cell envelope consists of a tightly bound three layered structure, of which plasma membrane is the innermost layer.

• B

  A specialized differentiated form of cell membrane called mesosome is the characteristic of prokaryotes.

• C

  Surface structures of the bacteria like flagella, pili and fimbriae play a major role in motility.

• D

  Ga vacuoles are found in blue green and purple and green photosynthetic bacteria.