What phenomenon accounts for the blueshift of a star moving toward Earth?

Surrounded by microtubules, located near the nucleus. (don't try to google it) (give answer only if u know)

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

What causes the force that pushes magma from the magma chamber through the pipe and vent of a volcano?