CIE A Level Biology復習筆記2.2.8 Phospholipids
The Vital Role of Phospholipids Structure Phospholipids are a type of lipid, therefore they are formed from the monomer glycerol and fatty acids Unlike triglycerides, there are only?two fatty acids...
CIE A Level Biology復習筆記2.2.7 Triglycerides
Triglycerides: Basics Lipids Macromolecules which contain carbon, hydrogen and oxygen atoms. However, unlike carbohydrates lipids contain a lower proportion of oxygen Non-polar?and?hydrophobic?(ins...
CIE A Level Biology復習筆記2.2.6 Cellulose
Cellulose: Structure & Function Cellulose?is a?polysaccharide Polysaccharides are macromolecules that are?polymers?formed by?many?monosaccharides joined by?glycosidic?bonds in a?condensation?re...
CIE A Level Biology復習筆記2.2.5 Starch & Glycogen
Starch & Glycogen: Structures & Functions Starch?and?glycogen?are?polysaccharides Polysaccharides are macromolecules that are?polymers?formed by?many?monosaccharides joined by?glycosidic?bo...
CIE A Level Biology復習筆記2.2.4 The Glycosidic Bond
Forming the Glycosidic Bond To make monosaccharides more suitable for transport, storage and to have less influence on a cell’s?osmolarity, they are bonded together to form disaccharides and polysa...
CIE A Level Biology復習筆記2.2.3 Reducing & Non-Reducing Sugars
Reducing & Non-Reducing Sugars Sugars can be classified as reducing or non-reducing; this classification is dependent on their ability to donate electrons Reducing sugars?can?donate electrons (...
CIE A Level Biology復習筆記2.2.2 Covalent Bonds in Polymers
Covalent Bonds in Polymers A?covalent bond?is the sharing of two or more electrons between two atoms The electrons can be shared equally forming a?nonpolar?covalent bond or unequally (where an atom...
CIE A Level Biology復習筆記2.2.1 Biological Molecules: Key Terms
Biological Molecules: Key Terms The key molecules that are required to build structures that enable organisms to function are: Carbohydrates Proteins Lipids Nucleic Acids Water The key biological m...
CIE A Level Biology復習筆記2.1.3 Testing for Non-Reducing Sugars
Testing for Non-Reducing Sugars Sugars can be classified as reducing or non-reducing; this classification is dependent on their ability to donate electrons (a reducing sugar that is able to donate ...
