Please help me.

Explain how sequences of amino acids in proteins can be used to reveal relationships among organisms.

In which state was more than 100 billion tons of coal mined in 2005?

4. if a cell is placed inside a solution that has a higher concentration of solute than on the inside of the cell, what can be said about the movement of water? a. water will move out of the cell, causing it to shrivel. b. water will move in and out of the cell at the same rate. c. water will move out of the cell, causing it to swell. d. water will move into the cell, causing it to swell.