Which phrase describes density? a. height of a point above sea level b. force pushing on an area or a surface c. amount of mass in a certain volume d. amount of matter an object contains

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

The image below shows a weather service map. which details best describe this map? check all that apply

True or false: the breakup of pangea resulted in warm wet global climates?