Carbs and Lipids Quiz Flashcards
Carbs aka
sugars and starches
Lipids aka
fats, oils, waxes
Any organic molecule of only hydrogen and carbon
hydropcarbon
Nonpolar is
hydrophobic
What is molecular formula for glucose, fructose, and galactose?
C6 H12 O6
Hydroxyl is a
functional group
A fatty acid is a…
monomer
The macromolecules/biomolcules include:
carbs and lipids
What is condensation reaction for carbs?
Monosacchardes to polysacchardies
What is condensation reaction for lipids?
Glycerol plus fatty acids to lipids
G?
Glycerol
ose
ase
sugar
enxyme
Which reaction requires water?
Hydrolysis
Sucrose is a…
disaccharide
Bond in hyrdolysis/condensation?
Covalent
Lipids main
triglycerides, phospholipids, waxes
3 Monosacchardies?
Glucose, fructose, galactose
Isomer
same chem formal, different structural formula
Monosaccharide is a
simple sugar
What is lactose?
Glucose and galactose
What is sucrose?
Glucose and fructose
What is maltose?
Glucose and glucose
What do glucose and fructose make?
Sucrose
What do glucose and glucose make?
Maltose
What di glucose and galactose make?
Lactose
In maltose, the monosaccharides are ___ and the disaccharide is ___
2 glucose
maltose
Name when 3 or 4 monosaccharides are joined?
oligosaccharide
Lactose…
Lacks lactase
Linked to protein, attached to lipid
(disaccharides)
All 3 disaccharides have
glucose
Starch bonding
Covalent bonding between glucose monomers
Type of chain in starches
coiling chain
How do plants store excess glucose?
starch
Complex carbs are
starches
What is stored in cell wall of plants cells?
cellulose
How do humans break down starch?
Hydrolysis enzymes
How do humans/animals store glucose?
Glycogen (in muscle and liver)
Glycogen
Highly branched chains
Hyrdoxyl structure
——-O-H
Hydroxyl character
polar
Hydroxyl formula
-OH
Hydroxyl found in
sugars
alcohols
Chitin is a…
polysacharide
Chains in chitin
Long, unbranching
Chitin linked by
Hydrogen bonds
Chitin reinforces
Cell wall of fungi
Chitin hardens
exoskeleton of arthropods
Carbs elements and ratio
C, H, O (1:2:1)
carb polymers
di, oligo, poly
Carb functional group
Hydroxyl
Glucose, fructose, and galactose are
isomers
Carb Mono
glucose, fructose, gala
Carb di,
suc, mal, lac
carb polysaccharides
Starch, cellulose, glycogen, chitin
Carb functions
Structural material to build larger molecules
Easily accessible energy source (glucose)
Cellulose in
tight bundles
cellulose aka
fiber
Lipid functoin
Long term energy
Lipids structure
No set ration (C, H, O)
BB of lipids
fatty acid chains and alcohol
fatty acid chains aka
hydrocarbon chain
lipids __ times more than carbs
2 times
Glycerol for
Glycogen for
Fats
Carbs
Glycerol polar/nonpolar and functional group?
Polar, hydroxyl
Main functional groups on lipids
Hydroxyl (on alcohol)
Carboxyl (on fatty acid chains)
A fat with three fatty acid tails
triglyceride
aka fat
saturated tri
aka oil
unsaturated tri
Saturated derived from
animals
Unsaturated derived from
plants
one kind
monounsaturatedq
two kinks
polyunsaturated
Organic compound consisting of hyrdrocarbon (tail) with acidic carboxyl group at one end (head)
fatty acid
Carboxyl group/head is
hydrophilic
Tail/hydrocarbon is
hyrdophobic