The atomic mass is the
number of protons plus the number of neutrons
o number of protons plus the number of electrons
o number of neutrons
o number of protons

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

Why does bubbling occur when vinegar mixed with baking soda

If your blood becomes too concentrated with iona, what will happen to the red blood cells