Bacterial Cell Morphology & Arrangements

Practice: Streptococcus bacteria have what shape?

Practice: What is the morphology of the cells in the image below?

Practice: Vibrio cholerae causes the disease cholera. Based on the name of the bacterium, what is its shape?

Practice: Which of the following is mismatched:

Practice: A chain of rods is referred to as ______________, whereas a curve shaped rod is termed _______________.

Practice: What type of cell is shown in the image below?

Practice: What type of cell arrangement is shown in the image below?

Practice: Match the following cell morphologies with the correct description:

1) ______: Diplobacilli                     A. Long spiral with flexible cells.

2) ______: Streptococci                  B. Single rod-shaped cell.

3) ______: Vibrio                             C. 2 rod-shaped cells that remain attached.

4) ______: Diplococci                     D. Cluster of 4 spherical cells arranged on one plane.

5) ______: Spirochete                    E. 2 spherical cells that remain attached.

6) ______: Tetrad                            F. Comma-shaped, short & bent cells.

7) ______: Single Bacillus              G. 2 short rod-shaped (or oval) cells that remain attached.

8) ______: Coccobacilli                  H. Chain-like pattern of spherical cells.

9) ______: Staphylococci               I. Cluster of 8 spherical cells arranged like a cube.

10) ______: Spirillium                      J. Curved rod that forms a spiral.

11) ______: Sarcinae                        K. Chain-like pattern of rod-shaped cells.

12) ______: Streptobacilli                L. Cluster of many spherical cells in a randomized pattern.