Exocytosis (/ËÉksoÊsaÉªËtoÊsÉªs/[1][2]) is a form of active transport in which a cell transports molecules (such as proteins) out of the cell (exo- + cytosis) by expelling them in an energy-using process.
David Ramsay (April 2, 1749 â May 8, 1815) was an American physician, public official, and historian from Charleston, South Carolina.
David Letterman is an American television host and comedian who is best known as the host of Late Show with David Letterman, his net worth is $400 Million.