Gina was given an irregularly shaped piece of metal and was told that the density of the metal was 10 g/cm3. she measured the mass of the piece to be 270 g. what was the volume of the piece of metal gina was given ?

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

Where in the cell are ribosomes made?

What is the name of the protein found in erythrocytes that transports respiratory gases and provides the red color?