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carbohydrates, proteins, lipids, nucleic acids
name four catagories of organic molecules which form the basis of all living things
form large molecules and stacked like a wall
how are the building blocks of organic molecules like bricks?
sugar, amino acids, fatty acids, nucleotides
what is the building block of each of the four classes of organic molecules?
1. all contain carbon
2. small molecules
3. produces functional group
4. builds larger molecules
what are the four common characteristics of all organic molecules?
if you out your food on a brown napkin, then you hold up your napkin to the light and it is translucent, then you know your food was a lipid.
how would you test for lipids, and what is a positive result
2. double helix-one strand
4. cannot leave nucleus of a cell-can leave nucleus
List four differences between DNA and RNA
what is the name of the chemical process that joins a dicacchride and the polysacchride?
5 (always same as peptide bond)
if there is 5 peptide bonds present in a moecule, how many molecules of water are present
cystalline solids at RT
soluble in water
low MP and BP
usually white solids
characterisctics of mono and di sacchrides
denature of protein structures
if h bonds break protein will uncoil, protein will loose shape and function
liquids at Rt
fatty acid chains contain unsaturation
linked chains do not pack as tight as solids
plants make unsaturated oils
characteristics of oils
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