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Observe the TSA plates for colonies of various sizes, shapes and colors. Each bacterial or fungal species gives a characteristic colony color and morphology. Pick three colonies from either of the TSA plates and describe the colony color and morphology.
Here are some examples from the bottom of a shoe.
Observe the growth from your cough plate. Think about why aseptic technique is important.
Also observe the cloudiness (turbidity) of your nutrient broth tube and estimate the number of bacteria per milliliter.