Which of the following is NOT one of the assumptions of the Hardy-Weinberg principle? A. There is no natural selection occurring B. There is no- random mating C. The population is large D. There is no mutation

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 worm has eyespots that are used to detect light? a fluke b marine worm c planarian d tapeworm

Agroup of organisms that changes over time is said to