The famous asphalt deposits found in los angeles in california are known as the La Brea Tar Pits
Explanation:
*About ten thousand years ago, the natural asphalts has seeped up from the ground .
* Around these asphalt pits , the hancock park was formed .
The asphalt deposits found here are often covered with lots of dust ,leaves and water. The place also houses a museum called the George C Page museum .The research of the dead animals found millions of years ago happens in this museum .The dead animals over millions of years have become fossils here .
Some molecules can move down their concentration gradients by crossing to the lipid portion of the membrane directly,while others must pass through membrane protein s in a process called Facilitated Diffusion