Choose all that apply. when creating a graph, you should:
determine the x- and y- variables
label the scale on the x- and y- axes
plot the data points
draw a line of best fit to represent the data trend

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

Kelly ran electricity though a sample of water using electrolysis. the water changed into two gases, x and y. it was not possible to break down the gases x and y into simpler particles.

Parasitism could be considered a form of which of these types of relationships? -mutualism -commensalism -predator-prey -mimicry