maybe A&C? not entirely sure, but thats my best guess!
Answer: The cell membrane is a lipid bilayer that prevents that passage of water and ions. This allows cells to maintain a higher concentration of sodium ions out the outside of the cell.
Answer:
Use latex condoms every time you have sex.
Avoid sharing towels or underclothing.
Wash before and after intercourse.
Get a vaccination for hepatitis B.
Get tested for HIV.
Explanation:
its common sense
The eukaryotic cell contains the nucleus and membrane bound organelles, whereas the prokaryotic cell lacks a membrane bound nucleus and membrane bound organelles. The part where prokaryotes store their genetic information is called the nucleoid. The eukaryotes include the animals, plants, protists and fungi. Hope this answer helps.