What do bacteria have surrounding their cell membrane?
cell wall
The embedded proteins <u>allow specific substances to flow into the cell</u>.The phospholipid bilayer forms a stable barrier between two aqueous compartment.They embedded proteins carry the selective transportation of molecules and ensure their is cell to cell recognition.
If the earth wasn't spinning , we wouldn't have summer, winter, fall, spring etc, it is important because we need the sun for certain seasons and no sun for others.
When an earthquake occurs energy is transferred, from where the rocks break, and travels throughout the world. The bigger the quake the further from the epicentre the waves will travel. There are two types of earthquake wave generated during an earth quake. They carry energy away from the earthquake epicentre.
Well, It's either OCD or PTSD... Depending on what the person has gone through in the past, it could be PTSD, PTSD would be caused by being traumatized by something, Like if I got robbed, i would check if my doors are locked.