1 Aden, Yemen is at 12 49'N, 45 1'E, 3 m (10 ft). 2  See map. 3  Aden has a subtropical desert / low-latitude arid hot climate (K ppen-Geiger classification: BWh). 4  The annual average temperature is 29.2 degrees Celsius (84.5 degrees Fahrenheit).
The core of a sphingolipid is an amino alcohol called sphingosine. Complex sphingolipids located in the plasma membrane of animal cells (especially nerve cells) have a structural function and are believed to protect the cell surface from harmful environmental factors.
Best Answer: The usual phospholipid that we encounter is those found in the cell membrane, namely the membrane phospholipid. They are the predominant lipids of cell membrane. They can act as: 1) reservoir of intracellular protein messengers such as phosphoinositol biphosphate. just now. Report Abuse. Phospholipids make up the structure of the lipid bilayer found in the membrane of cells. Primarily, it's main job is to keep the things that are on the inside of a cell inside, and keep what things are outside the cell on the outside.