Mark the given statements True (T) or False (F).

(i) Cell is the fundamental structural and functional unit of all living organism.

(ii) Anton Von Leeuwenhoek first saw and described a live cell and Robert Hooke discovered the nucleus.

(iii) Schleiden and Schwann together formulated the cell theory.

(iv) ‘Omnis cellula-e-cellula’ was explained by Rudolf Virchow.

(v) Cells that have membrane bound nuclei are called eukaryotic whereas cells that lack a membrane bound nucleus are called prokaryotic.

(vi) Ribosome are membrane bound organelles found in all cells.

(vii) The smallest cell is mycoplasma of 0.2 µm in length.

(viii) The four basic shapes of bacteria are bacillus (rod like), coccus (spherical), vibrio (comma shaped) and spirillum (spiral).

(ix) A typical eukaryotic cell is of 10-20 µm, PPLO 0.1 µm and that of viruses is `1 0.02-0.2 µm.

(x) Many bacteria have small linear DNA in addition to genomic DNA and is called plasmid.

(xi) In bacteria, the infolding of cell membrane is called mesosome, which is the characteristic of prokaryotes.

(xii) The cell envelope of prokaryotic cell consist of three layer – glycocalyx, cellwall and plasma membrane.

Choose the correct option given below: