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Sheeps blood
he is made from 2 sheeps
The ear drum is a membrane, called the tympanic membrane.
Membrane Membrane
sheeps
Wouldn't it be karatin like finger nails?
Yarn is made of fibres twisted together. These fibres or filaments are made of sheeps wool. :)
The membrane of a cell is basically made up of a mixture of lipids and proteins. The other components of a membrane of a cell are phospholipids and glycoproteins.
Ricotta
plasma membrane is made of organic molecules called lipds and proteins
The cell membrane is made of phospholipids and not triglycerides. These are found in the blood and are also the major part of your body fat.
The cell membrane, or phospholipid bylayer.