3.1.5 Colony Morphology

Select all that apply to these bacterial colonies.

• Shape: round

• Margin: entire (smooth)

• Shape: Irregular

• Margin: Undulate

Identify the form (overall shape) of the colony.

• round

• irregular

• filamentous

• punctiform

The margins (edges) of this colony are wavy or:

• undulate (wavy)

• entire

• smooth

• filamentous

Identify the form (overall shape) of these bacterial colonies.

• filamentous

• round

• irregular

• rhizoid

Most of the bacterial colonies we have looked at are dome-shaped in elevation or:

• convex

• flat

• crateriform

• umbonate