Hostin, a CNN legal analyst, first saw the painting in a gallery when she was a federal prosecutor. To afford its $500 purchase price, (which was a lot at the time, she says) she paid for it in monthly installments.
1 You can only upload a photo (png, jpg, jpeg) or a video (3gp, 3gpp, mp4, mov, avi, mpg, mpeg, rm). 2  You can only upload a photo or a video.  Related Questions. The cell membrane regulates the materials that enter and leave a cell.
The function of the cell membrane is to protect the cell and control the transport from the inside to the outside of the cell. It contains transport signaling systems such as protein channels through which substances such as salts pass.