12 Ways To Keep Things Hot When You're Apart. Obviously, it's not ideal when your guy lives hours away. Luckily, there are easy, low-dough tricks (hel-lo, Gchat!) that'll keep your bond tight when you can't be together. Let's face it: It plain sucks to be away from your man.
Among its many vital, heart-healthy functions, the endothelium releases factors that cut down on platelet stickiness, helping ensure that red blood cells flow smoothly, like traffic on an unclogged freeway, to their important destinations, including our hearts and brains.
Best Answer: So that lots of ATP can be produced, which can then release energy for active transport. Remember that epithelial cell are cells that release substances and can take substances in (exocytosis and endocytosis). This requires energy, so there are therefore lots of mitochondria. Source(s): A-level Biology.