Question

Mark spread a very thin layer of yogurt and placed it in a drop of water on a slide. If he covers it with a cover slip and observes it under a light microscope, what will he see?

Answer 1

Bacteria can be found isolated, in pairs (diplo), in clusters or in threads (strepto), and they can have different shapes like rods (bacilli), sphere (coccus)

Yogurt is made from the fermentation of the lactose in milk by the rod-shaped bacteria Lactobacillus