Different cells have different sizes. Arrange the following cells in an ascending of their size and select the correct option.
(i) Mycoplasma (ii) Ostrich egg
(iii) Human RBCs (iv) Bacteria

Options

A. a) `(i) rarr (iv) rarr (iii) rarr (ii)`
B. b) `(i) rarr (iii) rarr (iv) rarr (ii)`
C. c) `(ii) rarr (i) rarr (iii) rarr (iv)`
D. d) `(iii) rarr (ii) rarr (i) rarr (iv)`

Answer

A

Explanation

The smallest cell is Mycoplasma `(0.1 -0.5 mu m)`. Bacterial cell measures 3-5 `mum` in length. Erythrocytes are 6-8 `mum` in diameter. The largest cell is the egg of Ostrich.