Colostrum, the yellowish, sticky breast milk produced at the end of pregnancy, is recommended by WHO as the perfect food for the newborn, and feeding should be initiated within the first hour after birth.
The plasma membrane is a fluid mosaic. This means that it is flexible and made up of many different types of molecules. Phospholipids form the basic structure of a cell membrane, called the lipid bilayer. Scattered in the lipid bilayer are cholesterol molecules, which help to keep the membrane fluid consistent. Membrane proteins are important for
The cell membrane in described as a fluid mosaic model because the molecules that make up the membrane can slide past each other, allowing the membrane to move (âfluidâ). The membrane is also made up of many different types of molecules that form a single structure (âmosaicâ). 7.