What best explains the trend shown?
(image below)
a. the species' food resources increased over time, allowing individuals to grow taller.
b. taller individuals have an increased chance of surviving to produce offspring.
c. the species acquired a lethal genetic mutation that affected only shorter individuals.
d. taller individuals mate with other taller individuals, while shorter individuals mate with other shorter individuals.

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 type of neuroglia is found outside of the brain?

What kind of crystalline solid is graphite? o a. molecular solid b. metallic solid o c. network solid d. ionic solid