There are two bright stars in a constellation. One of the stars appears red and the other star appears blue. Which of the following is the best explanation for the difference in the stars' color? The blue star must be moving toward Earth and the red star away from Earth.

The red star must be moving toward Earth and the blue star away from Earth.

The red star must have a greater surface temperature compared to the blue star.

The blue star must have a greater surface temperature compared to the red star.

The many volcanoes located along the edge of the pacific ocean make up the ring of fire. how does subduction play a role in the volcanic activity in the ring of fire?

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