Phospholipids. Phospholipids are the primary molecules found in the plasma membrane. A phospholipid is unique in that it has a hydrophilic region called the head, and a hydrophobic region known as the tail. The hydrophilic region can interact with water due to the presence of a phosphate group which is polar, like water.
The city of Gillett $20 wheel tax will take effect July 1, 2015 (dealer delivery date or date of operation July 2, 2015). The city of Kaukauna $10 wheel tax will take effect August 1, 2015 (dealer delivery date or date of operation August 2, 2015).
SEATTLE â Washington state is banning the sale of televisions, computers or residential upholstered furniture containing a toxic chemical flame retardant starting today. The new law is one of a handful to take effect New Yearâs Day. Another law prohibits the use of lead wheel weights used to balance tires. State officials say about 40 metric tons of lead wheel weights fall off of vehicles every year in Washington.