Which of the following is not true about cells? -all living thing begins life as a single cell. -the cell is the basic unit of the structure and function of life. -it takes many cells to make a complex organism. -all living cells always come from other living or dead cells.

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