Carbohydrates
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Carbohydrates
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- Lecture number:
- 4
- Pages:
- 2
- Type:
- Lecture Note
- School:
- University of Texas at Austin
- Course:
- Bio 311c - Introductory Biology I
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Unformatted text preview:
BIO311C 1nd Edition Lecture 4 Outline of Last Lecture Macromolecules Outline of Current Lecture Carbohydrates Functions Orientation Formation Current Lecture Functions Energy storage Structural molecules Recognition signaling molecules found on external walls of cells Aldoses a position of the carbonyl group Carbohydrate formula CH2O Junction of four lines carbon present Linear to a ring form just rearrangement of molecules oxygen goes from double bond to single bonds between carbon and hydrogen Orientation of the aldehyde group when ring structure forms determines whether it s alpha or beta particle Disaccharides form as a result of glycosdic linkage These notes represent a detailed interpretation of the professor s lecture GradeBuddy is best used as a supplement to your own notes not as a substitute Lactase enzyme breaks down lactose the enzymes are named after the molecules they break down Water doesn t break down sucrose without the presence of the enzyme Everytime a disaccharide is formed dehydration reaction takes place so take into account the loss of water molecule when determining its formula Glycogen A lot of glucose packed into small space unlike starch Alpha molecule Cellulose Beta molecule Strictly linear formation A lot of hydrogen bonding Structural polysaccharide
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Study Guide: Midterm 2
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