LAB 1 - Macromolecules

LAB 1 - Macromolecules - Lab 1. Macromolecules 4 classes of...

Info iconThis preview shows pages 1–6. Sign up to view the full content.

View Full Document Right Arrow Icon
4 classes of large biological molecules: Carbohydrates monosaccharides Proteins amino acids Lipids fatty acids Nucleic acids nucleotides (MACROMOLECULES) (MONOMERS) or POLYMERS Structural (e.g. cellulose) or functional (e.g. enzymes) Lab 1. Macromolecules
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
1. Carbohydrates C, H and O MONO SACCHARIDES (simple sugars) glucose, fructose, galactose, ribose DI SACCHARIDES sucrose(glucose, fructose) lactose (glucose+galactose) maltose (two glucose) POLY SACCHARIDES (complex sugars) starch, cellulose, glycogen glucose
Background image of page 2
Benedict’s test results - + +++ ++ Activity A: Mono- and Disaccharides Exception : sucrose negative result (blue)
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Starch – a plant polysaccharide; a polymer of glucose with α(1→4) glycosidic bond starch maltose glucose dark blue purplish blue yellow Iodine test (I 2 KI reagent): + : yellow turns into dark blue = starch present - : no color change = no starch/ starch broken down into glucose Activity B: Starch
Background image of page 4
HYDROLYSIS – a chemical reaction used to break down
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 6
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 10

LAB 1 - Macromolecules - Lab 1. Macromolecules 4 classes of...

This preview shows document pages 1 - 6. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online