LE2 Flashcards
waxes are made up of what types of chains?
long fatty acid chains and long chain alcohols
what are two main components of a fat molecule?
glycerol and fatty acids
phospholipids are classified as amphipathic molecules because they have
both hydrophobic and hydrophilic parts
which refers to a fatty acid with no double bonds?
saturated fatty acid
which of the following is NOT a source of omega-3 fatty acids
Olive oil
Salmon
Mackerel
Walnuts
Flax Seeds
Olive oil
what molecule is primarily synthesized in the liver and is a precursor for many hormones?
cholesterol
the type of inhibitor that binds to a location other than the active site is called
non-competitive
the specificity of an enzyme for its substrate is known as
molecular recognition
enzymes are able to increase the rate of chemical reactions by
decreasing activation energy
which fatty acid is an example of an unsaturated fatty acid
oleic acid
substrate is bound to the enzyme using the following interactions except
H bonding
Van Der Waals interactions
Covalent bonding
Ionic bonding
Covalent bonding
the other name of Vitamin B2 is
Riboflavin
what is the main source of omega-3 fatty acids
fish
the vitamin that contains a cyanogroup coordinated to cobalt is
vitamin B12
different forms of the same enzyme is called
isozyme
the vitamin used to form TPP is
vitamin B1
omega-3 fatty acids are characterized by having a double bond at which position
third carbon from the end
glycerol has how many carbons in its structure
three
the hydrophobic tails of phospholipids are sequestered where in a membrane?
midde of the bilayer
what term is used to describe fats that contain three fatty acids attached to glycerl
triglycerides
during the formation of triacylglycerow, how many water molecules are released?
three
what structural feature distinguishes trans fats from cis fats
hydrogens are on opposite ends of the double bond in trans fats
what type of bond connects fatty acids to glycerol in a fat molecule
ester bond
