The cell membrane is a biological membrane that surrounds (protects) a cell and separates the contents of the cell from its surrounding environment. The chemical structure that makes up the cell membrane include; phospholipids (lipid molecules that contains a phosphate group head and two fatty acid tails), glycolipids (lipids with carbohydrate), proteins and cholesterol. The phospholipids forms a double layered membrane around the cell.
A.) Organic fossils. I hope that's right
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Where are the statements? You can attached the file or a picture of your question with the statements.
The answer would be
<span>Low flexibility of blood vessels in the limbs and high blood pressure</span>
