Joseph has blue eyes and brown hair and is tall. these characteristics are best described as

Which of the following is a period in the paleozoic era? devonian cambrian permian all of the above

What problem would a person most likely have if her kidney did not work correctly?

Which of the following is likely not involved in this example of ecological succession? a) the rotting remains of plants add to the fertility of the soil. b)the soil becomes so fertile that eel grass is replaced by other plant species. c) the roots from plants stabilize the sediment, keeping it in place. d) the concentration of salt becomes so high that all plant life is destroyed.