Sarah is really not feeling well and goes to her doctor for a check up. He says she is dehydrated and needs an IV. Sarah notices that bag does not contain distilled water. What would happen to red blood cells if distilled water is used? What type of solution needs to be used?

Which direction does the energy flow in this energy pyramid ?

Ture or false evidence for evolution includes millions of fossils

Which statement describes characteristics of planarians? a they live in oceans, are parasites, and reproduce only sexually. b they live in fresh water, are parasites, and reproduce only asexually. c they live in oceans, are free living, and reproduce sexually and asexually. d they live in fresh water, are free living, and reproduce sexually and asexually.