What does an optical part of the light microscope consist of? A. Ocular. B. Diaphragm.
C. Condenser.
D. Turret

Sampling lake water for microscopic organisms is not as easy as it sounds when you want to both count and identify species. in a given water sample, your bacteria of choice can be rare or difficult to culture, particularly given the mixture of bacteria in a biofilm. which of the following culture media would be best for growing fecal coliforms when they are relatively less abundant than other bacteria in the lake? anaerobic culture medium enrichment culture medium complex culture medium basic culture medium

2. given that most biochemical (other than coal) rocks react with hydrochloric acid, what does that tell you about organisms?

What controls activities within a eukaryotic cell?