What happens when a cell is placed in a hypotonic solution?

What happened in 2012 and how does it illustrate the importance of understanding the sun and how it works?

What effect might melting sea ice have for people who live in coastal areas?

11. phosphorus-32 is radioactive and has a half life of 14 days. how much of a 124 mg sample of phosphorus-32 is present after 56 days? a) 7.75 mg b) 15.5 mg c) 31.0 mg d) 62.0 mg