class 1 Flashcards
mono saccride
glucose; fructose
carbohhydrates are made of
sugar
di saccride
sucrose (glucose+fructose)
polysacchrides
thousand of simple sugar unit; cellulose
starch(made of amylose)
glycogen
fat(lipds)
fat
glycerol+ carboxy group
triglycerides– 3 glycerol
saturated fats
single bonded C and H
unsaturated
C double bonded
trans fat
unsat fatty acid; artificial
omega 3 fatty acid
unsaturated at 3 position; but body needs it and cant synthesise it; essential
phospholipid
cell membranes wall
2fatty acid chain+phosphate group PO3 which gives it polarity/affinity to water; po3 is hydrophilic
steroids
backbone of 4 interconnected carbon rings,
eg: cholestrol; lipid hormones
proteins
made of lipids
amino acids
carboxyl group on one end(-nh2 and )
we get nitrogen from protein too
