Put the following astronomical objects and bodies in order from smallest to largest.

1. solar system

2. milky way galaxy

3. universe

4. virgo cluster

5. earth

6. local group

Look at the images of different rocks. which rocks have a fine-grained texture? check all that apply. 1 2 3 4 5

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

Which statement correctly describes a way that mutations increase the likelihood that a species will survive in a changing environment