Answer:
D
Explanation:
Pretty sure that's the correct answer.
Answer:
The DNA that contains your genes is stored in your cells in a structure called the nucleus.
Explanation:
Answer:
Cells are considered the basic units of life in part because they come in discrete and easily recognizable packages. That's because all cells are surrounded by a structure called the cell membrane — which, much like the walls of a house, serves as a clear boundary between the cell's internal and external environments.
The youngest would be the ones at the top and the oldest would be at the bottom. the oldest is B and the ones around it, as they get bigger get younger. hope this helps :)
