How will sound moving through air be different when it moves through water ? A) the sound will be much louder B) the sound will move at a different speed C) the sound will be at a higher pitch D) the sound will be silenced

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

Amines amides and amino acids are categories of

What is the goal of cellular respiration