Study Questions:

1. 1.  Write down the names of different structures present external to the cell wall of bacterial
2. cell.

2.  Write a short note on the following:

• a.  Gycocalyx

b.  Fimbriae

c.  Pili

3.  How will you differentiate bacterial species on the basis of their patterns of flagella distribution?

4.  Explain the structure of Flagella.

5.  Define the term Chemotaxis.