The process of random genetic changes that create new characteristics is called:

What evidence is there that convection occurs in earth’s troposphere?

Two critical interventions to turn around the opioid crises are:

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.