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

Calvin ate a candy bar, which caused his body's blood glucose levels to become unbalanced. his body responded by initiating a feedback mechanism to return his body to homeostasis. place the steps of this feedback mechanism in order, starting with the blood glucose imbalance that occurred after calvin consumed the candy bar. a) calvin's blood glucose levels decreased. b) calvin's pancreas stopped secreting insulin. c) calvin's body cells started to take up glucose and store it as glycogen. d) calvin's blood glucose levels increased. e) calvin's pancreas started secreting insulin.

Could someone me with number one you

What is hydroelectric power produced by?