I think 131 but I’m not to sure...
When a red blood cell is placed in water, the water molecules will enter the cell rapidly as a result of osmosis. Osmosis is the process by which molecules moves through a cell permeable membrane from the region of lower concentration to that of higher concentration.
The inside of the red blood cell is more concentrated than the water in which it is placed, so water will move into the cell via osmosis.
This will make the cell to swell up and to burst open.<span />
<span>C. The cholesterol level of the participants in the study.</span>
One half-life after a radioactive isotope is incorporated into a rock there will be only half of the original radioactive parent atoms remaining and an equal number of daughter atoms will have been produced.
Answer:
More information needed because it could be a member of bacteria or Archaea
Explanation: