Pet owners begin to abandon their burmese pythons in the everglades when they become too large for home care. native species of frogs and reptiles decrease with the introduction of the snakes. what does this scenario represent?

1 a loss in biodiversity due to mutualism
2 a loss of biodiversity due to an invasive species
3 a loss of biodiversity due to a catastrophic event
4 a loss of biodiversity due to a commensalism

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

How many years would it take the atlantic ocean to grow 500 centimeters? show your work.

Crossing over and independent assortment are important activities that occur during meiosis. what is the significance of these activities